How much raw meat is digested. How long does it take for food to be digested in the body

Sometimes, without being a doctor, it is worth delving into the details of the digestion process, assessing how long food passes through the gastrointestinal tract, and comparing the absorption of foods by duration. Why know how to digest food quickly? The body of the dock in this matter, let him deal with it. Because the unconscious choice of unsuccessful combinations makes the stomach work harder and provokes the occurrence of complications. Let's see why it is important to know the digestion time of food.

How many hours does a person digest food

The fuel consumed in the form of food is essential for the functioning of the body. Without the necessary nutrients, the development, repair and protection of cells is impossible. Eaten foods go a long way before becoming the bricks needed for the body, however, the energy costs of processing and the time of digestion of food are highly dependent on the food belonging to a certain class.

The answer to the question of how much food is digested in the stomach may surprise you with a range: from half an hour to 6 hours. How long does it take for food to enter the intestines? After 7-8 hours of moving through the small intestine with parallel splitting, the food passes into the large intestine, where it can stay for about 20 hours. To sum up, how much food fuel will be processed to feces as much as possible (we apologize for the terminology “off the table”): around 1.5 days.

Digestion time in the stomach:


It is necessary to separate the concepts of "digestion" and "assimilation". The first determines how long the food is in the stomach, undergoing processing in the form of splitting into simple chemical compounds. The second involves the absorption of the received elements and their use to replenish energy needs, regenerate cellular tissues, and maintain the viability of organs and systems.

The end date of protein processing is significantly different from the indicators of how much carbohydrates and fats are absorbed over the same period. For the first, the splitting process coincides with the moment of digestion, facilitating further absorption, for the second, digestion is already transferred to the intestines (complex carbohydrates), delaying penetration into the blood.

It is important to understand how much food is in the stomach, to distinguish between the time of digestion of products and the time of assimilation. Doctors are not recommended to mix meals, throwing in a new batch of "fuel" before the old one is completely processed. In our article, digestion will also mean complete assimilation for ease of orientation.

What is absorbed the fastest (table)

The period indicating how long the food enters the intestines after being processed in the stomach is the rate of digestion. Products sometimes differ in directly opposite characteristics with respect to this parameter.

The table of digestion of food by time will help to systematize indicators and divide food into groups.

Category Products Time
Rapid absorption (carbohydrates) Berries, fruit and vegetable juices, fruits(except banana, avocado), vegetables

No more than 45 minutes.

How much fruit is digested - 35-45 minutes

Medium digestion (proteins with little fat) Eggs, seafood, poultry, dairy products (except cottage cheese and hard cheese)

About 1-2 hours.

How much fish is digested - 1 hour

Long-term absorption (complex carbohydrates) Potatoes, cottage cheese, hard cheese, cereals, mushrooms, legumes, bakery products, nuts

Approximately 2-3 hours.

How much porridge is digested - 2 hours

Not digested Canned fish, stews, pasta (from durum varieties), tea and coffee with milk, animal meat, mushrooms

More than 3-4 hours or simply displayed.

How much pork is digested - up to 6 hours

It became clear how much food is digested in the stomach. The table reflects approximate product grouping vectors, presenting the big picture. However, certain ways of processing and mixing ingredients can affect the absorption of food. We single out three stages of complicating the life of the gastrointestinal tract:

  • The same digestion time, no heat treatment, fats and sugar are not mixed.
  • The same digestion time, sugar or butter, spices are added.
  • Different digestion times, different processing and preparation methods, oils or fats are added.

In the third situation, it will be especially difficult for the body to assimilate the incoming fuel due to fats, which create a film that repels gastric juice, and stretching the processing time of the “material”. As can be seen from the table, meat and mushrooms are digested the longest. Take this into account when planning a menu, especially for children: fast-digesting food is preferable for a child.

A feeling of heaviness and lack of appetite will tell you how long the food actually takes to digest. The simple compatibility of the components in terms of processing time and the pacification of fanaticism from fats will improve overall well-being.

A competent analysis of the data, how much food is digested, will allow you to build an infallible nutrition system that is ideally suited to the body. There are a number of general rules, following which will greatly facilitate the work of the digestive tract:

1. Try not to mix products of different time parameters so as not to burden the stomach.

2. Strive to create recipes and combinations within the same time group.

3. The addition of oils increases the duration of food digestion by an average of 2-3 hours.

4. Dilution of undigested food with any liquid will reduce the concentration of gastric juice, complicate the processing of "material" and clog the intestines with undigested residues subject to fermentation.

6. Boiled and fried foods lose some of their useful properties and lose their original structure, so the digestion time increases by 1.5 times.

7. Cold food is processed faster and can lead to obesity due to a violation of the absorption process. The feeling of hunger returns faster, the processes of absorption and utilization are disrupted, the intestines undergo decay processes. In particular, this rule applies to protein foods, which should be digested for at least 4 hours, and leave the body cold in 30 minutes.

8. Keep in mind that the most favorable time for processing the “material” is lunchtime, so it is fashionable to quench the thirst for mixing incompatible categories without consequences. Breakfast and dinner do not differ in such activity, so try to select foods of the same digestion time and quick assimilation.

9. When asked if food is digested during sleep, the answer will be a call to simple logic. Night time is a period of rest and recovery for the whole organism, including the gastrointestinal tract. Eating before bed is tantamount to filling the stomach with useless rotten food, since the body will digest and assimilate the fuel fermented during the night only in the morning.

Despite the visual isolation and independence of the gastrointestinal tract, the indicators of how many hours food is digested in the stomach sometimes directly depend on our conscious choice. Make it easier for your body.

How the stomach digests food: video

The best time for various products

The indicator of how many hours food is digested in the stomach directly depends on the nature of the material itself. This topic has already been touched upon by the above table “The time of digestion of foods in the human stomach”, now we will analyze the categories in more detail.

Cereals and legumes

  • Let's take cereal. Buckwheat - digestion time will stop at 3 hours.
  • The digestion time of rice in the stomach is 3 hours.
  • The digestion time of millet porridge is 3 hours.
  • How much barley is digested? Also 3 hours.
  • The digestion time of oatmeal is 3 hours.
  • How much is oatmeal digested in water (from flakes)? Only 1.5 hours.
  • Is corn digestible in the human body? Yes, if there is enough weight in the body to secrete the necessary enzymes. The procedure will take 2.3 hours (corn grits).
  • Let's move on to beans. How long does it take to digest lentils? The answer is 3 hours.
  • How much peas are digested (dry) - 3.3 hours.
  • The digestion time of green peas will stop at 2.4 hours.
  • How much beans are digested in the stomach? At least 3 hours.

Many are interested in how much rice porridge is digested in the stomach - the same as regular rice - 3 hours. The time for assimilation of semolina porridge is slightly less - 2 hours. Boiled corn takes approximately 2.5 hours to digest, depending on the ripeness of the cob. And the most easily digestible cereals, as you probably already understood, are familiar from childhood - an ideal quickly digestible porridge for children and adults.

Meat

  • How much pork is digested depends on the part: tenderloin - 3.3 hours, loin - 4.3 hours.
  • The digestion time of lamb converges at 3.3 hours.
  • How long does it take to digest chicken breast? About 3.2 hours.
  • How much duck meat is digested? Approximately 3.3 hours
  • How many hours meat (beef) is digested does not depend on the part. Approximately 3.3 hours.
  • How many dumplings are digested in the stomach - 3.3 hours.
  • The digestion time of fat can exceed a day.

The rate of digestion of meat in the stomach also depends on the method of its preparation. For example, the time it takes to digest ground beef will be reduced if you add pureed vegetables such as zucchini or carrots when cooking ground beef patties. But jelly from pork legs will be digested for a very long time - more than 5 hours. Chicken jelly is digested a little faster - about 3-3.5 hours.

Seafood

  • How long fish is digested depends on the variety: low-fat (cod) will fit in 30 minutes, fatty (herring, salmon, trout) - 50-80 minutes. A hake is quickly digested in the stomach - no more than 2 hours.
  • How long do shrimp digest? About 2.3 hours.
  • Assimilation of sea cocktails will take approximately 3 hours.

When compiling a menu, do not forget about such a factor as the compatibility of various products.

Vegetables

  • How long does a potato take to digest? Young - 2 hours.
  • How long does a fried potato take to digest? Already 3-4 hours. Boiled - only 2-3 hours. How long does a baked potato take to digest? Young - about 2 hours.
  • How are raw carrots digested? For 3 hours. The question why carrots are not absorbed without oil is not entirely correct: vitamin A is poorly absorbed, since it is fat-soluble. With oil, carrots take longer to digest, but the benefits are higher.
  • How much fresh cabbage (white cabbage) is digested - 3 hours.
  • How long does sauerkraut take to digest in the stomach? About 4 hours.
  • How much is boiled beets digested? This will take approximately 50 minutes.
  • How long does a cucumber take to digest? An average of 30 minutes (like tomatoes, lettuce, peppers, herbs).
  • Vegetable corn is not digested for more than 45 minutes (cook without oil).

Now you know which vegetables are poorly digested: cabbage, fried potatoes, celery root will also take a long time to digest. The rate of assimilation of lean cabbage soup also depends on the time of assimilation of cabbage and will be approximately 3 hours. Why else soup can be digested for a long time: tough meat for broth, the use of too fatty a piece of meat for broth, a high content of vermicelli and long digestible cereals.

Fruit

  • Consider kiwi. The digestion time will be 20-30 minutes.
  • How much an orange is digested - 30 minutes.
  • How many tangerines are digested - also 30 minutes.
  • Let's take a grapefruit. The digestion time is 30 minutes.
  • How long does it take to digest an apple? The process will take 40 minutes.
  • How much is a banana digested? Approximately 45-50 minutes.
  • Wondering how long a pineapple takes to digest? The answer is 40-60 minutes.
  • How long does a mango take to digest? About 2 hours.

There are other types of fruits that are digested for a long time by the gastrointestinal tract. For example, do you know how much persimmon is digested in the human stomach? Almost 3 hours! Therefore, you should not eat this product at night.

Animal products

  • How much milk is digested - 2 hours.
  • How long does curd take to digest? Approximately 2.5 hours. Is the cottage cheese low fat? About 2.4 hours.
  • How much cheese is digested - 3.3 hours.
  • I wonder how much kefir is digested? 1.4 to 2 hours (non-greasy - fatty).
  • The digestion time of ryazhenka will be 2 hours.
  • How long does yogurt take to digest? Approximately 2 hours.
  • For gourmets: how long does ice cream take to digest? The process takes 2.3 hours.
  • How long a boiled egg is digested - 2.2 hours. What about egg white? The same indicators.
  • How much fried eggs are digested depends on the volume. A dish of two hard-boiled eggs - 2-3 hours.
  • How long does an omelet take to digest? A little over 2 hours.

flour products


  • The time of digestion of bread in the stomach depends on the type of flour: from 3.1 hours (wheat) to 3.3 hours (rye).
  • The question of how much bread is digested is difficult. The product has a lot of fiber (100 grams = 4 loaves of rye bread), which is digested for a long time.
  • How long does pasta take to digest? Approximately 3.2 hours.

Sweets (honey, nuts, chocolate)

  • How much marshmallow is digested - 2 hours.
  • The digestion time of chocolate will be 2 hours.
  • How much is halva digested? Approximately 3 hours.
  • Peanuts, like other nuts, are digested on average 3 hours, but the process can be accelerated if the product is crushed and soaked.
  • Let's take dry fruits. Digestion time varies from 2 hours (raisins, dates) to 3 (prunes, pears).
  • The digestion time of honey is 1.2 hours.

Liquids

  • Coffee with milk is not digested, as tannin and milk proteins form an indigestible emulsion.
  • The digestion time of tea in the stomach will be about an hour.
  • How long does water stay in the stomach? Together with food - about an hour. The liquid, drunk on an empty stomach, immediately enters the intestines. It is absorbed at one time about 350 ml (concerns water and food).
  • How long does soup take to digest? Vegetable broth - 20 minutes, meat - depends on the base and ingredients, difficult to determine.

The residence time of food in the human stomach is an extremely variable value, but it can be easily brought under control. Follow simple rules for eating, combine the right ingredients at the right time to avoid overloading the digestive tract and causing fermentation, choose the right time. It's easy to be healthy.

Consider the digestion time of various foods. I think it will be of interest to many and each person should have an idea about this. Knowing the digestion time of foods is very important for maintaining your health. If you know the digestion time of food, you can prepare dishes that will be digested normally in your stomach and will not poison the body with toxins from undigested food residues.

Speaking about the time of digestion of food, we will understand the full cycle, that is, the period of time that is necessary for the products to be completely broken down into useful substances. Many gastroenterologists will tell you that the digestion time of even heavy meat products does not exceed 4-5 hours. But they talk about the time of digestion of foods in the stomach. In fact, food is not in the stomach for more than 4 hours. After that, it enters first into the small intestine, where the process of assimilation takes place, and then into the large intestine for excretion.

The figures below are average values. The time of digestion and assimilation also depends on the individual characteristics of the body, on the diet, food composition, the amount of food eaten and on the compatibility of products with each other. So friends, let's look at which products pass through our stomach almost instantly, and which ones stay there for long hours.

Water - if your stomach is empty, then water passes immediately into the intestines.

Fruits and vegetables

Fruits are digested on average 30-60 minutes. Energy and enzymes are almost not spent on the digestion of fruits.

Fruit and vegetable juices and vegetable broths - 20-30 minutes.

Semi-liquid juices, such as pureed vegetable or fruit salad - 20-30 minutes. For example, a glass of freshly squeezed orange juice will leave our stomach within 20 minutes after you drink it.

Juicy fruits: oranges, apples, pears, plums and so on. For example, a couple of eaten juicy and fragrant oranges will leave the stomach in 30-40 minutes. Grapefruits, grapes - 30 minutes. Apples, pears, peaches, cherries, etc. - 40 minutes

Fleshy fruits and dried fruits: bananas, figs, dates will pass the stomach in more time than juicy fruits, but still very quickly compared to the products that follow. Watermelon - 20 minutes. Melons - 30 minutes.

Raw mixed vegetable salads - tomatoes, lettuce, cucumber, celery, green or red peppers, other juicy vegetables - 30-40 minutes

Leafy vegetables - spinach, chicory, kale - 40 minutes

Zucchini, broccoli, cauliflower, green beans, pumpkin, corn on the cob - 45 minutes

Root vegetables - carrots, beets, parsnips, turnips, etc. - 50 minutes

Cereals, cereals and legumes

Grain digestion time

Concentrated carbohydrates - cereals and cereals. The time of digestion of cereals and cereals in the stomach increases dramatically. Therefore, it is recommended to eat fruits on an empty stomach, separately from cereals and cereals. A plate of ordinary porridge leaves the stomach only after 4-5 hours!

Brown rice, millet, buckwheat, cornmeal, oats, pearl barley - 90 minutes

Durum wheat pasta - 3 hours

Semi-concentrated carbohydrates - starches, Jerusalem artichoke, acorns, corn, potatoes, Jerusalem artichoke, yams, chestnuts - 60 minutes

legume digestion time

Beans and legumes. Ordinary peas and chickpeas, lentils, beans (white, red, black) are digested in an hour and a half. Soybeans - 2 hours

Cereals or legumes of the same type: 2.5-3 tsp.
A mixture of grains and / or legumes (no more than two types): 3-3.5 hours.
A mixture of grains and / or legumes (more than two types): more than 4-5 hours.

Nuts and seeds

Seeds - sunflower, pumpkin, sesame - about 2 hours
Nuts - almonds, peanuts (raw), cashews, Brazil nuts, walnuts, pecans, Brazil nuts are digested in 2.5-3 hours.
Tip: If seeds and nuts are soaked overnight in water and then crushed, they will digest faster.
Soaked nuts: 1.5 tsp

Dairy

Raw milk slowly leaves the stomach, pasteurized even more slowly and boiled even more slowly. High-fat milk passes through the stomach more slowly than low-fat milk.

Skimmed milk, ricotta, low-fat cottage cheese, cheese, homemade cheese are digested for about 90 minutes.
Milk is completely digested in 12 hours. Tea or coffee with milk: 24 hours

Whole milk cottage cheese - 2 hours
Hard cheese made from whole milk, such as Dutch and Swiss cheese, will take 4 to 5 hours to digest.
Sour milk drinks - 1 hour

animal squirrels

Boiled eggs stay in the stomach longer than raw eggs. The scrambled eggs stay there for a long time as well.
Egg yolk - 30 minutes
Egg (totally) - 45 minutes.
Fish - 45-60 minutes
Chicken - 1-2 hours (no skin)
Turkey - 2 hours (no skin)
Beef, lamb - 3-4 hours
Pork - 4-5 hours

On average, meat is digested in the stomach within 4-5 hours, and absorbed by the body for a very long time. Bacon is digested slowly, because of the fat it lowers stomach acidity. For most people, it is difficult to digest. Fat significantly prevents the release of gastric juice after eating, reduces absorption and delays the digestion process.

Fatty food. It can be either fat in its pure form, for example, lard, or just fatty meat or fish, ice cream, and so on. Fat greatly inhibits gastric digestion. Fatty foods take the longest to digest. By the way, fatty fried meat, for example, barbecue, is digested up to 72 hours, while our body spends a lot of energy on digesting such food. A person who regularly eats meat carries in himself several kilograms of feces, which turn into toxins and release toxins that poison the body.

It is not important how long the food is in the stomach, but in what form, digested or not digested (digested or not fully digested), it will pass into the intestines, and what will happen to it next.

In this article, we will consider digestion time various products . I think this will be interesting to many and everyone should have an idea about this. Know food digestion time very important for maintaining your health. If you will know food digestion time , then you can cook dishes that are normally digested in your stomach and will not poison the body with toxins from undigested food residues.

talking about food digestion time , we will understand the full cycle, that is, the period of time that is necessary for the products to be completely broken down into useful substances. Many gastroenterologists will tell you that digestion time even heavy meat products does not exceed 4-5 hours. But they talk about digestion time in the stomach. In fact, food is not in the stomach for more than 4 hours. After which she goes first to small intestine , where the assimilation process takes place, and then in colon for withdrawal.
The figures below are average values. The time of digestion and assimilation also depends on the individual characteristics of the body, on the diet, food composition, the amount of food eaten and on the compatibility of products with each other. So friends, let's take a look at which products pass through our stomach almost instantly, and which ones stay there for long hours.
Water - if your stomach is empty, then water passes immediately into the intestines

Digestion time of fruits and vegetables

Fruit on average, 30-60 minutes are digested. Energy and enzymes are almost not spent on the digestion of fruits.
Fruit and vegetable juices and vegetable broths- 20-30 minutes.
Semi-liquid juices, such as pureed vegetable or fruit salad- 20-30 minutes. For example, a glass of freshly squeezed orange juice will leave our stomach in 20 minutes after you drink it.
Juicy fruits: oranges, apples, pears, plums and so on. For example, a couple of eaten juicy and fragrant oranges will leave the stomach in 30-40 minutes. Grapefruits, grapes - 30 minutes. Apples, pears, peaches, cherries, etc. - 40 minutes
Meaty fruits and dried fruits: bananas, figs, dates will pass the stomach in more time than juicy fruits, but still very quickly compared to the products that follow. Watermelon - 20 minutes. Melons - 30 minutes.
Raw mixed vegetable salads- tomatoes, lettuce, cucumber, celery, green or red peppers, other juicy vegetables - 30-40 minutes
leafy vegetables- spinach, chicory, kale - 40 minutes
Zucchini, broccoli, cauliflower, green beans, pumpkin, corn on the cob- 45 minutes
Roots- carrots, beets, parsnips, turnips, etc. - 50 minutes

Digestion timeh millet, cereals and legumes

Grain digestion time
concentrated carbohydrates- cereals and cereals. The time of digestion of cereals and cereals in the stomach increases dramatically. Therefore, it is recommended to eat fruits on an empty stomach, separately from cereals and cereals. A plate of ordinary porridge leaves the stomach only after 4-5 hours!
Brown rice, millet, buckwheat, cornmeal, oats, pelovka- 90 minutes
Durum wheat pasta: 3 hours
Semi concentrated carbohydrates- starches, Jerusalem artichoke, acorns, corn, potatoes, Jerusalem artichoke, yams, chestnuts - 60 minutes

legume digestion time
Beans and legumes. Ordinary peas and chickpeas, lentils, beans (white, red, black) are digested in an hour and a half. Soybeans - 2 hours
Cereals or legumes of the same kind: 2.5-3 hours
A mixture of grains and / or legumes (no more than two types): 3-3.5 hours
A mixture of grains and/or legumes (more than two types): more than 4-5 hours.

Digestion timenuts and seeds

seeds- sunflower, pumpkin, sesame seeds - about 2 hours
nuts- Almonds, peanuts (raw), cashews, Brazil nuts, walnuts, pecans, Brazil nuts are digested - 2.5-3 hours.
Advice: if the seeds and nuts are soaked overnight in water, and then crushed, they will be absorbed faster.
Soaked Nuts: 1.5 hours

Digestion timedairy products

Raw milk slowly leaves the stomach, pasteurized even more slowly and boiled even more slowly. High-fat milk passes through the stomach more slowly than low-fat milk.
Skimmed milk, ricotta, low-fat cottage cheese, cheese, homemade cheese - digested for about 90 minutes.
Milk is completely digested in 12 hours. Tea or coffee with milk: 24 hours
Whole milk cottage cheese - 2 hours
Hard cheese made from whole milk, such as Dutch and Swiss cheese, will take 4 to 5 hours to digest.
Sour milk drinks - 1 hour

Digestion time animal proteins

boiled eggs stay in the stomach longer than raw. The scrambled eggs stay there for a long time as well.
Egg yolk- 30 minutes
Egg (totally) - 45 minutes.
Fish– 45-60 minutes
Chicken- 1-2 hours (without skin)
Turkey- 2 hours (without skin)
Beef, lamb– 3-4 hours
Pork– 4-5 hours
On average, meat is digested in the stomach within 4-5 hours, and absorbed by the body for a very long time. Bacon is digested slowly, because of the fat it lowers stomach acidity. For most people, it is difficult to digest. Fat significantly prevents the release of gastric juice after eating, reduces absorption and delays the digestion process.

Digestion time fatty food

It can be either fat in its pure form, for example, lard, or just fatty meat or fish, ice cream, and so on. Fat greatly inhibits gastric digestion. Fatty foods take the longest to digest. By the way, fatty fried meat, such as barbecue, is digested up to 72 hours, while our body spends a lot of energy on digesting such food. A person who regularly eats meat carries in himself several kilograms of feces, which turn into toxins and release toxins that poison the body.
It is not important how long the food is in the stomach, but in what form, digested or not digested (digested or not fully digested), it will pass into the intestines, and what will happen to it next.

Food digestion time table


This table should be printed and hung in a conspicuous place: how long do certain foods take to digest

Article content:

How much food is digested in the human stomach? Many do not think about it, and this is a very important point. If you choose the right products, you can ease the work of the stomach, and, conversely, unsuccessful combinations can lead to health problems.

Digestion of food, general numbers

How much food is digested in the stomach? How many hours does it take? It depends on the food that a person has eaten, but if we take average values, then from 0.5 to 6 hours. But there are two different processes. This is the "digestion of food by the stomach", the amount of time that the food bolus remains in the stomach. And the second concept is “digestion of food”, that is, its complete processing when it is split into chemical elements. The assimilation of digested products can last much longer: it moves through the small intestine for at least 7-8 hours, where it is split, and remains in the large intestine for up to 20 hours, that is, everything takes more than a day.

We told how much food is digested in the stomach in adults, in children everything is a little different. So, newborn children who eat milk absorb it quickly enough - after 2-3 hours. In young children, the digestion process proceeds 2 times faster. Only by the age of 6 or 7 the stomach increases in volume and is finally formed, and these processes begin to slow down in them. By the age of 10-12, the child's digestion is still different, it is somewhere around 1.5 from the norm. But by the age of 15, the products are digested, as in adults. How long does it take for food to digest in the stomach of the elderly? If we are talking about a person of advanced age (70-80 years), then his digestion lasts longer, about 2 times.

Categories of food digestion

How much food is digested in the human stomach? There are four main categories:

  1. Foods that are digested fairly quickly.
  2. It takes an average amount of time.
  3. Food that takes a long time to digest.
  4. Food that can be digested for a very long time and almost not digested.

Which products belong to which category?

CategoriesProductsDigestion time
FirstAll fruits (except bananas, avocados), juices from vegetables and fruits, berries and kefir.These products digested very quickly, it takes no more than an hour, but more often 35-45 minutes.
SecondGreens, vegetables, dairy products (except cottage cheese and hard cheeses), dried fruits.They are digest for 1.5 -2 hours.
ThirdNuts, seeds, all cereals or cereals in other dishes, hard cheese, cottage cheese, boiled legumes, mushrooms, bakery products made from premium flour. Food enters the stomach and stays there for at least 2-3 hours.
FourthTea with milk and coffee with milk, pasta (if not made from durum wheat or whole grain flour), meat, poultry, fish, canned food.They are digested for a very long time, more than 3-4 hours, and sometimes they are simply excreted from the body.

Rules for compiling a diet

We figured out how long this or that food is digested. Why is this needed? To properly compose your diet. Thinking through the menu for the next week, it is advisable to follow the following rules:

  1. Try to include foods from categories 1 or 2 in your diet. They digest much faster. This means that your digestive system is not overloaded, the body spends less energy on digestion, it is spent on something else, no less important.
  2. People who have gastrointestinal diseases are also better off choosing light foods that are absorbed much faster, that is, from categories 1 and 2.
  3. In the evening, it is also desirable to eat the food that belongs to these categories. At night, the human body rests, including its gastrointestinal tract, so part of the food will remain in the stomach until the morning, and by that time it will have time to ferment.
  4. Do not eat foods from category 4 too often.
  5. If you are compiling a menu, try not to mix foods that differ greatly in digestion time, as you overload the stomach.
  6. Remember that if you put various oils in your food, for example, eat a salad with sunflower oil, the digestion period of food increases by about 2-3 hours.
  7. If you subject the products to heat treatment, that is, boil or fry before eating, their original structure changes, as does the digestion time, it increases by 1.5 times.
  8. Many people like to drink food. If the food has been diluted with any liquid, then the concentration of digestive gastric juice is reduced, so food processing may also take longer.

How long does a particular food take to digest?

Sometimes it is important to know exactly the time of digestion of food in the stomach, namely, exactly how many hours this or that food is digested. Let's talk about this in more detail, in the form of tables.

Digestion of water and other liquids

Digestion of fruits and berries

Digesting vegetables

Name of vegetablesTime
PotatoHow long depends on the cooking method: boiled potatoes - 2-3 hours (young - 2 hours), fried - 3-4 hours.
Raw carrot without oil50-60 minutes
White cabbageFresh cabbage - 3 hours, sauerkraut - 4 hours.
Boiled beets50 minutes
Cucumber, tomatoes, pepper, lettuce, greens30 minutes
Mixed vegetable salads30-40 minutes, if vegetable oil is added to them - 1 hour
Zucchini, cauliflower, pumpkin, broccoli,45 minutes
CornBoiled - 40 to 50 minutes, canned - several hours
Turnip, parsnips50 minutes

Meat and fish, eggs

Name of productsDigestion time
Fish Depends on the type of fish: cod - about 30 minutes if it is salmon, herring, trout or oily fish longer, from 45 to 60 minutes, fish canned food - about 3 hours.
Chicken 1.5 - 2 hours
Turkey2 h
Pork3.5 - 5 hours
Beef 3-4 h
Meat lamb3 -3.5 h
SaloTo a piece of lard digested need 5-6 hours
DumplingsThey will take 3-3.5 hours
Eggs Completely digested in 45 minutes, yolk - 45 minutes, protein - 30. A boiled egg will be digested from 2 to 2.5 hours, omelet, scrambled eggs 2 or 3 hours
RabbitAbout 3 h
beef liver3 h

Dairy and dairy products

Cereals and bakery products

What does digestion depend on?

We told how long a person can digest food. But these are general figures, in the human body everything is much more complicated, the food that has entered the body can be digested both faster and slower, it depends on the amount of food, and on the quality, and on many other factors. What exactly influences the process of digestion:

  1. The well-being of a person, the performance of the organs of his gastrointestinal tract, whether gastric juices are secreted correctly, and so on.
  2. Whether he is hungry or full. If a person has a good appetite, then food will be absorbed better. When he eats not because he is hungry, but because. That you need to somehow spend time or because of other reasons, food is digested longer.
  3. The amount of food eaten. Many experts say that you can not overeat. If a lot was eaten, the body is overloaded with work, the food is absorbed worse.
  4. The speed of metabolism. It depends on the person's gender and age. From the age of 25, metabolic processes begin to slow down.

There are other factors that affect these processes, including the way food is cooked, the characteristics of the human body, its habits, and so on.

If you want to stay healthy, you should follow the basic rules of nutrition, among which there is a rule about the correct selection of food. Try to eat meals that are in the stomach for the same time, eat light food, do not drink food, and then you will have much less health problems.

The processes of digestion in the human body have long been studied and there is no doubt that the time of digestion of food in the stomach is completely different for different types of products. What practical use can be drawn from this information?
First, of course, this should be taken into account when
compiling a daily menu so that in one meal there are no products that have very different digestion times. The term "digestion" in medicine refers to the time that food stays in the stomach. Further, the process continues in the intestine and is called "assimilation". In this article, we are talking about the time of digestion, that is, the time the food is in the stomach.

How long does it take to digest specific foods:

  • Liquids are retained in the stomach for the least amount of time. Water passes from the stomach into the intestines almost immediately after drinking it. Juices (natural) fruit and vegetable (not starchy) are digested for 15-20 minutes. Juices squeezed from starchy vegetables and fruits (bananas, pumpkin, Jerusalem artichoke, potatoes) are digested much longer (30-45 minutes).
  • Vegetables and fruits. Raw non-starchy vegetables (cucumbers, tomatoes, sweet peppers) and semi-sweet fruits (apples, pears, citrus fruits) are digested faster - from 20 to 30 minutes. To digest bananas, pineapple, dates, figs, melons, as well as pumpkins, Jerusalem artichokes, avocados, more time is required - from 40 to 60 minutes. and more.
  • Roots(turnips, radishes, carrots, beets) are digested raw for about half an hour, boiled for at least 50 minutes.

Important point! Thermally processed vegetables and fruits (boiled in water or steamed, fried, baked, etc.) take longer to digest than raw ones! Significantly increases the time of digestion of vegetables and fruits when oil (sour cream, mayonnaise) is added to salads

  • Takes quite a long time to digest foods high in starch. In addition to the aforementioned starchy vegetables and fruits, cereals (rice, millet, corn) are included in this list. Legumes (beans, lentils, peas, chickpeas) are on a separate list, as they contain both starches and proteins. These products are digested from one and a half to two hours.
  • Even more digestion time is required for foods such as nuts and seeds(from 2 to 3 hours). However, if they are soaked for 10-12 hours before use, then the time for their digestion decreases.
  • Now about dairy products. Low-fat varieties of soft cheese, cottage cheese and cheese are digested for about an hour and a half. Fatty cottage cheese is digested in 2 hours, and hard cheeses in 3-4 hours (since they contain a large amount of fat and protein).
  • boiled fish low-fat varieties (cod, flounder, halibut, pollock) are digested in 30-40 minutes. More fatty varieties (mackerel, herring, trout, tuna, salmon) are processed in the stomach from 45 to 60 minutes.
  • For digestion poultry meat(chicken, duck, turkey) takes one and a half to two hours. Lean boiled meat (beef, lamb) is digested for 3-4 hours, and pork - from 4 to 5 hours.

We repeat that in this article we are talking about the time of digestion of food in the stomach, in the future the process continues in the intestines, read about this in the next article on the topic

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