8 votes
Accepted

Do protein bars/shakes provide nutrients that your body can use?

What you are asking about is called bioavailability, which is the term for how much of a consumed substance is actually taken up by the body, and bioequivalence, which is about whether two products ...
YviDe's user avatar
  • 6,982
7 votes
Accepted

How to increase my gut bacteria? Are there any drugs available?

You have no lack of gut bacteria, that much is very safe to say. Everyone has gut bacteria in spades. The gut bacteria that you do have may not be the optimal, but no one even knows what the optimal ...
anongoodnurse's user avatar
6 votes
Accepted

When is a stomach "empty" for the purpose of taking medication?

In my experience most anesthesiologists use 5 hours as the minimum time necessary for the stomach to be sufficiently empty to make it safe to administer anesthesia. However, their criteria is quite ...
Carey Gregory's user avatar
  • 9,813
6 votes

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

Before we discuss safety, I wouldn't agree that these two work 'equally well'. While ranitidine (a histamine 2-receptor antagonist - H2A) is a medicine with good efficacy, studies have shown that ...
Lucky's user avatar
  • 2,833
6 votes
Accepted

Do artificial sweeteners increase risk of diabetes or hyperinsulinemia?

Findings There is a strong link between the consumption of sugar-sweetened beverages (SSB), obesity, and Type 2 diabetes, recognized by multiple studies, for example this survey (1). This article (2) ...
WestOfPecos's user avatar
6 votes
Accepted

Can adults get new gut bacteria from external exposure?

In principle: yes, the gut microbiome can be altered by external exposures. It is the large but and a large range of buts that follow. The newborns indeed get their initial "seeding" by ...
LаngLаngС's user avatar
  • 6,887
5 votes
Accepted

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? No. That's a long hold myth, nothing more. Although it might have all the pedagogical value of scare stories in general: So telling kids they ...
LаngLаngС's user avatar
  • 6,887
5 votes

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

During my last course called "Physical Examination of the Abdomen" (at medical school), we learned to palpate the abdominal aorta, which can be easily palpated in +/- lean patients. This ...
Felipe's user avatar
  • 882
5 votes

Dietary Interactions that cause Constipation

The major dietary causes are not enough water and not enough fibre. (See the Risk Factors section of this Mayo Clinic article, which focuses on medical causes of constipation.) There's nothing ...
Kate Gregory's user avatar
  • 3,929
5 votes

Is fibre an essential nutrient?

Essential nutrient means any substance normally consumed as a constituent of food which is needed for growth and development and/or the maintenance of life and which cannot be synthesized in adequate ...
Jan's user avatar
  • 15.9k
5 votes

Digestion and absorption of large scale protein structures

Do some proteins survive human digestion? Yes. Prions are misfolded proteins with abnormal tertiary or quaternary structures. That grants them resistance (to some extent, at least) to proteases (1). ...
Tivie's user avatar
  • 211
4 votes
Accepted

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

The study authors have released a statement on their institutional website that states: That neither the papers (http://pubs.rsc.org/en/Content/ArticleLanding/2014/MD/C3MD00323J#!divAbstract, http:/...
Graham Chiu's user avatar
  • 13.3k
4 votes

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

As you mentioned in the side note, it really depends on the type of pill. Because there are chemical interactions between the food and the pill e.g. tetracycline and milk (tetracycline and calcium ...
KTB's user avatar
  • 51
4 votes

Can a person eliminate lactose intolerance through extended exposure?

Very generally speaking I would say it depends on the cause of the intolerance - if it is a primary intolerance (i. e. genetic problem with lactase persistence deficiency, the enzyme for digesting ...
Thomas's user avatar
  • 1,161
4 votes

Acidity of gut contents

Not sure if I answered this right: leaflady.org The system begins in the mouth, where the pH of saliva is 5.7 – 7.0. In the esophagus the pH is 7.0. The stomach pH is 1.5 – 3.0. In the ...
Pobrecita's user avatar
  • 2,975
4 votes

How do probiotics work?

The internet is overflowing with information regarding probiotics, and since these products are not registered as drugs and are widely sold as nutritional supplements, it might be hard to "separate ...
Don_S's user avatar
  • 1,618
4 votes

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

Recent research results point to serious adverse health risks with the long term use of PPIs. These medicines increase the risk of heart disease, increase the risk of dementia and chronic kidney ...
Count Iblis's user avatar
  • 2,270
4 votes
Accepted

What is the mechanism of eczema?

TLDR: The pathogenesis of eczema is multifactorial, but broadly follows a process of genetic (or epigenetic, in the case of the early gut microbiome) dysregulation relating to barrier integrity ...
Bruce Kirkpatrick's user avatar
4 votes
Accepted

Supplements: When and how to take them to maximize absorption

To get the most of your vitamins/minerals is quite simple, really. There are two types of soluble vitamins/minerals: Water-soluble Fat-soluble Absorption of water-soluble vitamins is quite easy, ...
Othya's user avatar
  • 490
4 votes

Do proton pump inhibitors (PPIs) shut down all the proton pumps in all cells across our body?

"Proton pump" is a broad category of proteins rather than a specific pump. The drugs called "proton pump inhibitors (PPIs)" to reduce stomach acid target a specific proton pump, ...
Bryan Krause's user avatar
  • 13.9k
4 votes

Do proton pump inhibitors (PPIs) shut down all the proton pumps in all cells across our body?

First of all, if you found papers that suggest certain unexplored side effects, it means the research is underway and it can very well be that in the next years we get new information about how drugs ...
practiZ's user avatar
  • 709
4 votes

Eating egg shells: advantages v.s. disadvantages?

Not allowed to comment, so just a partial answer from my part: Salmonella bacteria are commonly found in the excrements of birds and egg shells are usually contaminated with them, and even let them ...
Michael Paul's user avatar
4 votes

Interested in how these particular supplements work together

SE Health is not meant for personal advice. Only your doctor can answer this question based on an evaluation of your medical conditions, medications, allergies, and physical exam. What I can do is ...
DoctorWhom's user avatar
  • 5,804
4 votes
Accepted

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

Acidic environment in the stomach (ph ~2) is necessary for the activity of the enzyme pepsin, which partly digests proteins to peptides (NCBI). "Alkaline environment," which is not really alkaline ...
Jan's user avatar
  • 15.9k
3 votes

Can the body be shocked into a faster metabolism?

If a person's body is in a low-metabolism state induced by starvation or restricted calorie intake, then an increase in the calorie intake will allow a raised metabolism. The natural lower limit to ...
veritessa's user avatar
  • 416
3 votes

How to ingest vitamin C for patients after a gastric surgery?

If post gastric bypass patients can eat solid food they can eat soft fruit. And before that they can puree food with fruit juices. As for supplements, vitamin tablets are recommended for most ...
Graham Chiu's user avatar
  • 13.3k
3 votes
Accepted

Is stomach acid from healthy food different from unhealthy food?

Stomach acid does not react with foods in the way that it would form harmful chemical complexes. The acid affects pepsinogen - it helps to convert it in its active form pepsin, which is the enzyme ...
Jan's user avatar
  • 15.9k
3 votes
Accepted

Eating chewing gum after lunch everyday

1. Very very slightly - you produce more saliva which you swallow (more on this in 2), but I'm not sure if that really contributes on a meaningful scale. 2. I'm only talking about the important and/...
Coma's user avatar
  • 385
3 votes

Walking immediately after the meal

There is a belief that walking just after a meal causes fatigue, stomach ache, and other types of discomfort.But researches have found that walking just after a meal is more effective for weight loss ...
CCR's user avatar
  • 735
3 votes
Accepted

What is solution of irritable bowel syndrome(IBS)? [Diarrhoea-predominant IBS]

Although the best thing to do is to go and see a doctor there are a few factors which you could work on to determine what causes your symptoms. It might be that some kinds of food make you feel ...
Noemi's user avatar
  • 146

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