Questions tagged [micronutrients]
Questions about micronutrients - substances necessary for normal metabolism, growth and development, and regulation of cell functions, but needed only in very small amounts. Vitamins (such as A, B group, C, E, K etc.) and trace minerals (such as zinc, selenimum etc.) are micronutrients.
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What are the long term effects of dieting and maintaining a caloric deficit?
Are there any negative health risks for dieters assuming that you take a multivitamin, and other required supplements daily? The caloric deficit would end once the goal weight is achieved, which is ...
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Does Blood Testing give meaningful insights in Vitamin/Mineral Deficiency?
I yesterday watched the documentary Vitamania by Dr Derek Muller, which is about the production, benefits and risks of vitamin supplements. In the film, he briefly talked about people being blood ...
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Is vitamin deficiency associated with hair loss?
I've heard some rumors say that vitamin D deficiency can be a cause of hair loss in humans, but I'm not even marginally sure about this fact.
I'd like to be better informed about vitamins' actions - ...
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How to calculate nutrition fact?
I'm not sure i'm posting on the right place and I don't really know what it is called.
I just wondering. How the cuurent food company calculated the nutrition information of they food?
In my opinion:
...
newbie
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Why do vitamin supplements often have quantities way in excess of RDAs?
When I have a cold or otherwise feeling ill, I like to take vitamin C supplements. I've noticed that they almost invariably have amounts way above the recommended daily allowance.
For example, one ...
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Effects of eating healthy food for a limited amount of time
if we for example went on a healthy life style for a limited amount of time like 3 months. Then, we reverted back to our less healthier life style that we initially had. Will the reverted for (less ...
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Is there a correlation between a vegan diet low in Vitamin B12 and the occurrence or severity of vitiligo?
Studies have shown a significant reduction of Vitamin B12 levels in individuals with vitiligo. This meta-analysis provides an overview: https://pubmed.ncbi.nlm.nih.gov/30165163/
Results: Twenty-two ...
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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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Are synthetic vitamins from drugstores far less healthy and useful than those from natural products?
Is it correct that vitamin supplements that are sold in drugstores in form of pills/tablets are not so useful for health than those that we get from natural food, vegetables and fruits?
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Effect of Long Pressure Cooking on Essential Nutrients
My dietary staple is currently a soup made from meat, bone, and assorted vegetables pressure cooked for two hours at 15 psi (at the boiling point of about 250° F). I consume it in its entirety, ...
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Are eggs good or bad for iron incorporation?
Apart from the fact that egg yolk contains very good and plenty of iron, I read on several websites that egg white hinders the digestion of iron. However, I could not find any deeper reasoning about ...
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How much Vitamin E is safe to take on long-term for a male young adult?
I have read that the European Food Safety Authority has established an upper limit of 270 mg/day.
The UL for vitamin E was therefore established as 270 mg/day for adults
and rounded to 300 mg/day....
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What b12 surplus cause and how much is too much?
If you need to gain weight(due to having a low BMI), I was wondering if consuming B12(pills) will lead to your body to creating a balance and help you gain weight.
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Does pure lanolin for sale in stores still contain vitamins?
I have heard that lanolin is a great source of certain vitamins, particularly vitamin d2 & d3. I like to use lanolin on my skin as a moisturizer, but I'd much rather use it in it's most natural ...
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Are there any studies revealing if the typical American diet is deficient in vitamins and minerals?
Have there been any studies revealing if the typical American diet is deficient in vitamins and minerals?
In other words, if you primarily...
Eat fruits, vegetables, and grains from pesticide-laden ...
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BCAA with B6 vs BCAA without B6
Is there a big difference between branched chain amino acid (BCAA) supplements with vitamin B6 and without it and their benefits in post workout use for amateur bodybuilders with regular diet?
Thanks!...
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What nutrients directly increase the blood preassure when absorbed?
If I understand this article correctly, the uptake of sodium from the gut into the blood stream directly increases the blood preassure, partly by retaining water in the blood stream.
What nutrients (...
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Timeframe of MMA / HCY response to Vitamin B12 supplementation
What is the timeframe one can reasonably expect for elevated serum Methylmalonic Acid and Homocysteine levels to be normalized by supplementation (e.g. 250 μg daily cyanocobalamin), assuming ...
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Dose of folinic acid/5MTHF equivalent to 400 mcg folic acid?
We know that the recommended daily dose of folic acid is 400 mcg/day. What would be the equivalent daily doses of folinic acid and of 5MTHF, if a person would decide to substitute folic acid with them?...
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Do tocotrienols reduce tocopherol uptake?
I've read that a-tocopherol competitively reduces the uptake of tocotrienols.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3681510/
What I'd like to know is: Do tocotrienols competitively reduce the ...
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Truth or fiction: Testing vitamins to take by holding them and assessing strength
I'm a Ph.D. candidate in molecular biology and cannot convince my indoctrinated mother and grandmother that you cannot determine whether or not you need to take a vitamin by simply holding it and ...
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Is it safe to eat more Vitamin B than you need?
My uncle who worked in pharmaceutical factory, says it is safe to eat more Vitamin B than you need, because people have limited absorption of Vitamin. Is this ture ?
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Effect on Alertness of Nutrients
My question in its simplest sense is: would a person avoiding complex carbohydrates, but having adequate essential nutrients, be more likely to lack alertness during the day? Are carbohydrates ...
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How long after finishing meal will vitamins be well absorbed?
How long after finishing a meal will taking vitamin supplements work well (the vitamins will be absorbed in a sufficient amount) if the recommendation states that it should be taken with food?
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What is the LD50 on once-a-day vitamins?
Just because I want to know. For reference, here is the ingredient list for ONE A DAY Men's Health Formula:
Vitamin A (14% as beta-carotene) 3500 IU 70%
Vitamin C 60 mg 100%
Vitamin D (as Vitamin D3) ...
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Which fruits loses less vitamins during a juice preparing?
Some time I go to shopping and drink a juice, but I would like to know which one loses less vitamins during the preparation. Because I want to ask the juice that I can take more vitamins (it's ...
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Is it OK to mix liquid and powdered vitamins + supplements together?
Each week, I'm going to create liquid mixes of:
liquid B12
liquid fish oil
liquid aloe vera extract
powdered Rhodiola Rosea
powdered L-Tyrosine
Will these chemicals interfere with each other, or ...
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Is Bugleweed vitamin supposed to be black?
I have been using a vitamin supplement for hyperthyroid cat that includes bugleweed, also known as gypsyweed.
The vitamin liquid looks kind of strange. It is dirty brown with black fibers or moss-...
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Plasma concentrations Of Beta-Carotene and Retinol
I'm doing an analysis, and retinol and beta carotene are involved.
I need to know :
1) Normal levels of dietary beta carotene and Retinol consumed (mcg per day);
2) Normal levels of plasma retinol ...
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Do green powders maintain nutritional values?
I really love to drink green smoothies.
I usually put in a generous amount of fresh parsley or fresh spinach leaves and I like it very much.
I saw that you can buy some green powders in order to mix ...
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What vitamins are useful for restoring the skin after an injury?
I was injured 4 weeks ago. After the removal of the stitches, either an atrophic or a normotrophic scar (about 1 cm long) was formed on my face. I would like to contribute to the skin and constitution ...
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Why did the toxicity recommendation for vitamin D changed the last 20 years?
I have recently noticed that some supplements contain a high number of vitamin D e.g.at least 50mcg (2000IU).
That got me curious because references I have, written in early-mid 80s explicity state ...
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RAE vs IU in Vitamin descriptions
Reading an article about Vitamin-A:
Vitamin A
Fact Sheet for Health Professionals
The following acronym RAE in:
RDAs for vitamin A are given as mcg of retinol activity equivalents (RAE) to account ...
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