Questions tagged [digestion]

the process of breaking down food by mechanical and enzymatic action in the alimentary canal into substances that can be used by the body.

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26k views

Which Alcohol is fine with upset stomach? [closed]

I have a sensitive stomach and it gets disturbed by outside food quite soon. Currently it just got over it (no alcohol involved yet) but I might have a party soon with unavoidable liqueur, so I wanted ...
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81k views

How much food is necessary to buffer the stomach when taking medicine?

Very often, doctors or pharmacists will advise patients to take certain pills with food to "act as a buffer" so the patient is less likely to get a stomach ache from taking the pill. How much food is ...
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Are there drugs that help to digest wheat?

It understand that there are some sugars in wheat that some people cannot digest and that would risk them in IBS but I don't ask about drugs that fight IBS, which make intestines move slower and stuff ...
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1answer
50 views

Is it possible to have both constipation and diarrhea at the same time?

From a quick Google it seems that this is possible at least in an alternating fashion, but I'm curious about whether both symptoms can occur simultaneously. For example, a hard difficult-to-pass ...
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Is it healthy to fast for a full day once a week? [closed]

I heard that fasting once a week gives some rest to our digestive system and allows it to refresh. I tried this twice, but it gave me a headache and made me feel uneasy. Is it good for health? Will ...
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1answer
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Can the foods you have been eating be detected through blood tests?

I know that things like sodium, cholesterol, and sugar levels can be found in blood (at least I think so.) But what about things like fruits and veggies? Can that be detected through bloodwork? Or ...
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1answer
75 views

does eating beans cold modifies their nutritional profile?

I read here that if we prepare dried beans this way: soak overnight. boil. put them in the refrigerator. eat them cold. They would be digested in the intestines rather than in the stomach, acting as ...
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How much does what you eat impact medication absorption? [closed]

Some medications advise being taken with food, generally either to prevent stomach irritation as is the case with NSAIDs, or to improve absorption, as is the case with numerous other medications. How ...
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1answer
32 views

Is it true that acid reflux is caused by low acid levels in stomach?

I have acid reflux, and I used to think that the problem is due to high acid levels. However, I saw a video by dr. Eric Berg and he suggests that it is due to low levels of acid. Is this true? I ...
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106 views

Why does the USDA not examine aliments for weighted mean nutrient reduction potential and weighted mean fat viscocity and divulge such information?

So I get that antioxidants are really important to combat free radicals, aging, stress, e.t.c. This information is quantified by the reduction potential. Would the value of the information be less ...
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What is the mechanism of eczema?

I'm trying to link the signs and symptoms of eczema (especially atopic dermatitis) to its causes. In short, what is the mechanism of the disease? In an answer of another question about eczema, @...
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1answer
211 views

Is fibre an essential nutrient?

Inuits' diet consists almost entirely of meat. As per my understanding, meat does not provide us with fibre and fibre is obtained from plant products only. Do the Inuits suffer from any malnutrition ...
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1answer
71 views

Are vitamin C and desloratadine better absorbed when taken shortly after eating?

I'm taking vitamin C supplements and desloratadine for my allergies. I've heard some people saying that it's better to take your medicines right after eating because your body absorbs them better ...
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238 views

Why can't one overdose on zinc by eating zinc-rich food such as oysters?

I've come across the following statement: Although some foods contain zinc well above the UL of 40 mg per day, no cases of zinc poisoning from naturally occurring zinc in food have been reported. ...
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764 views

How long does it take to convert food into fat?

If I eat a very large meal, how long does my body take to convert the excess calories into fat?
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Do proton pump inhibitors (PPI's) shut down all the proton pumps in all cells across our body system?

It's known that proton pumps exist in all cells in our bodies and help us to get rid of damaged proteins (present a disposal system). PPIs (omeprazole, pantoprazole, esomeprazole, lansoprazole and ...
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Can adults get new gut bacteria from external exposure?

I am not a student nor professional in medicine or physiology. I understand that newborns get their gut bacteria during childbirth from the contact with the mother (I am going to assume this happens ...
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245 views

Neutralize bile in stomach

In acid reflux disease, patients are advised to eat foods that can neutralize acid in their stomach to keep the acid level in stomach low enough, for example just a small cake can efficiently reduce ...
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1answer
63 views

Should ideal dietary fibre quantities relate to the amount of food one consumes?

Typically advice seems (for the non-medical professional) to state recommended dietary fibre in absolute mass. I wonder if it is more accurate to state recommended dietary fibre in terms of the ...
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144 views

Digestion and absorption of large scale protein structures

In school we learned that all ingested proteins are digested via denaturation and breaking up the larger macro-structure into peptides and amino-acids so small that they can be absorbed and which are ...
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How long does it take for diarrhea to pass through the bowels?

I would be interested to know how much time does it take for diarrhea to pass through the human bowels? I am looking for a timeline, eg 2-3 hours vs the regular 6-8.
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Why do you end up high on the Bristol stool scale when you are hungover?

Why do you end up high on the Bristol stool scale when you are hungover? What is it with alcohol that interrupts the normal processes in the bowel? Even if you drink plenty of alcohol, the amount of ...
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Is it safe to take Magnesium pills (dissolve in water) if you have Gastritis?

It seems that magnesium helps tremendously with anxiety. However, I do get a little pain in my stomach after drinking it. Is it safe for an inflamed stomach lining to drink magnesium supplements?
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Do higher amounts of alcohol (beer) help gastritis?

I was at a party and despite my gastritis symptoms I decided to have a couple of drinks. I drank 1.2l (5.US customary cups). At first (after one or two cups) I felt pain and bloating, but after ...
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6k views

Why does exercise relief stomach pain/bloating

I have chronic stomach discomfort especially after eating. Why does even little exercise relief my stomach discomfort? I also suffer from IBS, does this mean that the gas inside the stomach goes away ...
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1answer
104 views

Does IBS (irritable bowel syndrome) lower the risk of cancer?

There has been an interesting study which says that smelling farts helps decrease the risk of cancer. Basically the study says: hydrogen sulfide — a.k.a. what your body produces as bacteria breaks ...
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18k views

How do extended release tablets work?

I know these tablets are especially formulated and coated to dissolve over a certain period of time. I also notice that all I've seen, quite a lot, are too large to pass through the Pylorus. Do they ...
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84 views

Where would the food go if the the stomach and spleen are both taken away?

One of my friend was diagnosed with a cyst in the spleen, and doctors said need to operate and need to take away the stomach and spleen. If this both was taken away, what will happen with the food ...
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1answer
68 views

Why HCL does not damage the walls of our stomach?

As we know that HCL is strong acid. It is very dangerous and corrosive to skin and can damage the skin tissues very badly and if it is drunk by someone then his health is strongly affected and he may ...
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1answer
40 views

How can we digest protein, fats and carbs at the same time?

I read that carbohydrates need an alkakine environment to be digested while protein and fats need an acidic one, so how can the human stomach handle both at the same time ?
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Supplements: When and how to take them to maximize absorption

I switched to a vegetarian diet a while back, and I am now taking a few supplements consisting of common minerals, vitamins and omega-3's as a compliment to my regular diet. When should I take the ...
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259 views

Does the digestive disorders affect the location of aorta beat around navel?

You might have experienced this. If you lie on your back on a flat surface and place your finger or thumb right over navel (men or women), and press softly down, you'd feel the beating just like ...
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253 views

Why exactly does acid reflux or GERD cause chest pain? [closed]

After 3 years of acid reflux I started to get chronic chest pain from it. Every-time I feel some acid in my esophagus the chest pain comes in very quickly. Why am I not just feeling the burning ...
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1answer
63 views

Is it possible to keep reusing shop bough probiotics? [closed]

I only buy it once, and use it again and again for years when I make sauerkraut or any kind of fermented food Is it possible and beneficial?
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164 views

How to sterilize the human intestine using a safe method?

I want to know how can one sterilize their intestine (both small/large) and what are the consequences.
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1answer
84 views

What can cause stomach issues in a vegetarian?

I'm curious as to what sorts of viral, bacterial, or otherwise physiological sources could cause stomach discomfort in a vegetarian and in the presence of all of the following (in other words, having ...
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1answer
104 views

What is the bioavailability of collagen?

I am asking with respect to collagen ingested from your grocery store that comes in dried packets or containers. Is the collagen completely destroyed and denatured in the stomach with the acidic PH? ...
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How to ingest vitamin C for patients after a gastric surgery?

Vitamin C is an essential nutrient and a powerful antioxidant. While many sorts of fresh fruit and vegetables are a great source of this vitamin, it is sensitive to heat and might decompose during ...
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Foods/Drinks to avoid before and during a flight

I am a (recent) frequent flyer with at least 4 transatlantic trips/month. I have noticed that depending on the food I take just before or during the flight, this can have significant consequences on ...
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1answer
219 views

Why do I get bloated stomach when in office but not at home? [closed]

I work in a software company. When in office, I tend to eat moderately. I make sure I have a short stroll every hour in office. At the end of the day, I end up getting bloated stomach. But when I'm ...
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Effect of water consumption on rate of digestion

I drink a lot of water, a maximum of 0.5 liter per hour. Does this change the rate of digestion and are there any side effects for this kind of habit?
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4k views

How long should you wait after lunch if you want to take a bath, and why?

Is it true that one shouldn't take a bath after lunch? If so, does it depend on how heavy the lunch is? whether one is taking a bath or a shower or bathing in a river? how warm or cold the water ...
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5k views

Long term use of stomach acid reducers: Omeprazole or Ranitidine?

I find omeprazole (Prilosec, Losec) and ranitidine (Zantac) work about equally well for stomach acid reduction. For long term daily use, which is safer?
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225 views

How does gallbladder removal affects fat digestion?

If I understand correctly, the sole purpose of the gallbladder is to store extra bile that is opportunely released in order to properly digest fat. When the gallbladder is removed, what happens when ...
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What are health benefits of DGL Licorice

I've seen multiple product advertisements for DGL Licorice and was wondering if there is a scientific consensus on the health benefits of the product.
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Dietary Interactions that cause Constipation

I have been wondering, what are known dietary causes for constipation? Is there a reason that combining Rice and Meat in a meal would cause constipation? Is there some gut reaction that is causing ...
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27k views

How does the stomach handle liquid vs solid food?

I've read the the stomach must secrete HCl and pepsin to break down food. If I have an empty stomach, then drink a large amount of liquid, I wonder if the liquid passes quickly, or gets processed in ...
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Does free sugar intake before meals cause more adverse effects than after them?

The WHO gives sugar intake recommendations in terms of percentage of energy intake. That, combined with some popular wisdom makes the think that it isn't the same if I eat, say a chocolate bar, before ...
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1answer
63 views

Interested in how these particular supplements work together

I feel there's a lack of information about taking a wide variety of supplements, however, people are increasingly taking a wider variety of supplements. I'm interested in finding out how these ...
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183 views

Can the body be shocked into a faster metabolism?

It seems to be a relatively well-known fact that sudden extended periods of caloric restriction will cause a severe drop in metabolism. But I can't seem to find much research about the reverse process....