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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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Should antioxidants such as turmeric, resveratrol, glutathione, etc. be taken at bedtime, and if so, what explains it?

I read on https://thelivingproofinstitute.com/time-day-supplements (mirror): It is best to take antioxidants such as turmeric, resveratrol, glutathione, etc… at bedtime. The reason in the ...
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How much vitamin C last in orange juice?

Vitamin C is a fragile micronutrient [1,2]. Any manipulation of the fruit which contains it, can destroy it. Let's talk for orange juice, for example. Virtually, staring with harvesting of the orange,...
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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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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 ...
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Link between shaving body hair and weaker scalp hair

I suppose this question can be addressed to both males and females, but it would be interesting to know if it varies between the two genders (hormones, etc). I want to know if shaving body hair (...
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50 views

Checking nutrition balance

I've just started to explore nutrition. I assume that: a1) A human body needs some minerals and vitamins, which can be delivered either in food or as supplements a2) There's recommended daily ...
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90 views

Vitamin supplements with a balanced diet

It is always said that with a balanced diet, all important vitamins and trace elements are supplied. It is also said that the body only uses the vitamins inside the fruit when its needed. But what ...
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2answers
74 views

Are synthetic vitamins harmful? [closed]

There are lots of studies which claim that synthetic vitamins (the one that are in nearly all vitamin pills) are harmful for your health and can lead to an early death and heart problems etc, are ...
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Does boiling milk really make the nutrients in it less useful to the body when ingesting it?

Does “denaturing” nutrients in milk by boiling it make them less useful, or actually more useful, as they undergo “denaturation” anyway during digestion? I've read online that boiling milk "denatures" ...
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Optimum / limit daily dose of Vitamin C?

The National Institutes of Health's Office of Dietary Supplements states that the recommended daily amount of Vitamin C for an adult male is 90 mg. The highest recommended dose is 120 mg for ...
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91 views

Supplementing potassium to get my 4.7g RDA - is it safe?

Potassium supplements are limited to 100mg, however the RDA is 4.7g. From the foods I do eat (and will continue to do so), I get around 1.5g of potassium per day, which is way too little. However, is ...
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Which essential nutrient is the first that will cause debilitating illness if supply is insufficient

While reading about the US requirements for food labeling (How to Understand and Use the Nutrition Facts Label) about essential nutrients it became obvious that that label is far from complete. ...
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How to improve omega-3 fatty acid absorption? [duplicate]

I'm going to add an omega-3 supplement in my diet using encapsulated fish oil pills. I want to know how can I improve its absorption, and also understand why. That is the boundary conditions: when, ...
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74 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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Diet to cut weight; Micro-nutrition

Background I'm working on developing a diet to cut weight. I'm 32, male, 185lb, 6'2". I'm looking for the right balance between taste and how easy it is to buy/cook/remember. I'm aiming to do it 5 ...
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126 views

Does vitamin D supplementation fully replace sun exposure to avoid vitamin D insufficiency?

I read on {1}: the optimal strategies to achieve and maintain vitamin D adequacy (sun exposure, vitamin D supplementation or both), and whether sun exposure itself has benefits over and above ...
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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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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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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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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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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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1answer
104 views

What vitamins or dietary supplements for internal taking are useful for injured skin?

I was injured 2 months ago. After the removal of the stitches a normotrophic scar (about 1 cm long) is forming on my face. I would like to indirectly contribute to the skin and my constitution for ...
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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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Are collagen supplements of any use to help prevent or treat a tendinopathy?

Are collagen supplements been scientifically shown of any use to help prevent or treat a tendinopathy? If so, what kind of collagen supplements (e.g., type of collagen, source of collagen such as ...
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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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2answers
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How fast can serum calcium, magnesium and potassium levels change?

Can serum electrolytes (such as Ca Mg or K) within NORMAL limits rise or drop substantially within 12-24 hours? Enough to go outside of normal range, even to the point of being symptomatic?
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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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90 views

Can I use take pills to prevent micronutrient deficiencies and not worry about my diet too much?

There are several nutrients which I'm not getting enough of from food, in some cases hardly any, due to dietary restrictions. I can get the nutrients I need if I carefully structure my diet, but I don'...
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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: ...
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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 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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29 views

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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Are vitamins with slightly different concentration ok for pregnant? [closed]

I have checked with WebMD and bought my wife vitamins with these concentrations... However some concentrations are different, (thiamine is only 1.1 instead of 3 recommended) however most ...
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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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Are fizzy “Effervescnt C” drinks any better than Vitamin C pills?

There are a number of products on the market that are advertised as Effervescent C. They typically consist of a powder or tablet that dissolves in water to create a fizzy drink. Is there any data to ...
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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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What is alkaline food's actual impact on internal ph regulation?

Dozens of sites throughout the internet nowadays, seemingly concerning nutrition, essentially try to convey the same message: alkaline food helps to regulate your internal pH. Having read some ...
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2answers
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Is OMEGA 3 ALA required in addition to EPA DHA?

Omega 3 fatty acid α-linolenic acid (ALA) is considered essential unlike EPA and DHA since the latter two can be synthesised from it. Suppose one gets their EPA and DHA from oily fish, will they no ...
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A nutritionally complete diet that respects W.H.O. standards?

I'm looking for a way to build a diet that accounts for every substance intake need of an healthy adult male human, according to World Health Organization technical reports like this one, and tables ...
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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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Omega 3/6/9 versus Omega 3 supplements

Are there any benefits to taking an Omega 3/6/9 supplement versus just taking an Omega 3 supplement? According to Wikipedia, in a "typical Western diet" the ratio of Omega 6 to Omega 3 fatty acids is ...
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Vitamin B food source

My question is very simple. What are some good vegetarian food sources for vitamin B? I'm asking this here because I tried to search it on the net but couldn't find much.
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270 views

What is the absorption rate of powder vitamin?

I read on http://www.livestrong.com/article/353383-are-liquid-vitamins-absorbed-any-better-than-pill-vitamins/ : Your body absorbs liquid vitamins better than its pill counterparts do. In fact, the ...
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478 views

Is there an objective answer to whether or not taking a multi-vitamin dietary supplement is beneficial to health?

I understand that diet, habits and lifestyles differ preposterously across different countries and different people. Of late, there has been an increasing trend among people to take multi-vitamin ...
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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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Are there any known health risks with taking megadoses of beta carotene?

According to the research I've done, taking high amounts of vitamin A in animal form can lead to issues (Vitamin A1, retinol). However, the Carotenoid form (ex: beta carotene) seems harmless. I heard ...
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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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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.