Vitamin

• Do athletes really require more vitamin D than normal people? ( Answered)

  The short answer is yes, the longer answer is below. Do you know that every 7 of out 10 people in South Asia is deficient in vitamin d and nearly 1 billion people worldwide are thought to be deficient in the...

• Benefits of B6 supplementation

  What are benefits for vitamin B6?

• Vitamin d - sun or supplements

  Is it safer and better to get vit d from supplements or from the sun? If supplements are the better choice, should I take vit k2 Mk4 or mk7 along with it and is 10k IUs vit d a day...

• High dose vs low dose vitamin D

  Would it not be cheaper to take 2x pills of 5000IU vitamin D instead of 10x pills of 1000IU vitamin D since vit D is fat soluble? From a cost perspective, it seems like buying the 5000IU supplement is...

• Vitamins; fact vs fiction!

  First of all, you guys blew me away with all your answers on my fasting post, so I really appreciate it. Sadly I'm 30 and I'm honestly just getting. Into. The whole taking care of your body thing. Eating how...

• Do fruits deplete Zinc, Magnesium, Vitamin C and Vitamin D? (because of Fructose?)

  So I recently learned that eating a lot of refined sugar (fructose in particular) depletes your reserves of certain vitamins and minerals (i.e Zinc, Magnesium, Vitamin C and vitamin D). Yet fruits are very high in fructose, so now i'm...

• Are vitamins/multivitamins legit?

  Should the average person be taking vitamins/multivitamins? I've been trying to do research but keep seeing different answers. Most commonly I see - vitamin-D (pretty much always) - omega-3 is (very often) - magnesium (often) - B12 (often) - multivitamins (sometimes, often with note that...

• I want to do once a day, but what about the Vitamin D and sleep?

  So I don't know how to explain it but something just tells me that it's best I take my vitamin D anywhere from 6-7am to maximum 2-3pm (and that's pretty late IMO) but yeah.. * And I kind of got it...

• How is eating “fortified” food any different than just eating a vitamin?

  I’ve heard often that supplements and vitamins generally don’t work well, especially compared to getting the same thing in its natural form through food. But lots of food (cereal, milk, juice, etc) is fortified, which as far as I...

• My Supplement Hoard

  ​ https://preview.redd.it/d9y1ud9hjba71.jpg?width=4032&format=pjpg&auto=webp&s=1b3b7d623ffaccba21d6cb04bf919a71cf8a3e38 I'd like to share my supplement hoard with you guys. I was a vitamin freak before I started fasting, but I feel they are even more beneficial while I'm snaking. They give me the peace of mind that I'm...

• Is eating canned cod liver safe? (Vitamin A poisoning?)

  I just found out there is a thing called Vitamin A poisoning. For instance, eating polar bear liver could literally kill you because of the extreme amount of Vitamin A it contains. Now, I've seen people say that eating cod liver...

• Does fish oil can cause vitamin A toxicity?

  Does fish oil can cause vitamin A toxicity and if you got vitamin A toxicity does it affect mental health?

• 2018 study claims enough Vitamin D in U.K. through sun exposure for white skinned

  https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5946282/ Hey all, new here. I am shocked - and thrilled - to discover this 2018 study concluding that with enough sun-skin exposure during the spring, summer, and autumn months, that in the UK, for Caucasians, it is possible to retain...

• Taking Vitamin D (supplements) While Fasting?

  As it is winter, just about everyone is deficient in vitamin d. My grandfather who is an MD always says "there is no such thing as flu season, just vitamin d deficiency season". He taught me a lot about how...

• How come vitamin content varies so heavily between produce of the same "genus"?

  A clear-cut example is butternut squash which has like 212% of your RDA of vitamin A, and 35% of vitamin C, whereas spaghetti squash barely hits 5% vitamin C, and has clost to zero vitamin A (in 100g). Why do some...

• Which supplements and vitamins are essential.

  How important are they in your life?

• Can someone explain micronutrient labeling on U.S. foods to me?

  For some time now I have been reading nutrition labels. A lot of things seem inconsistent. For example, a bag of baby carrots at Wal Mart will have seemingly no vitamin A, while the full size will have 70% of...

• If the body doesn't store Vitamin C... shouldn't we take it with every fast?

  Title basically. If the body doesn't store Vitamin C and needs it daily... shouldn't we take it with every water fast with 0 calories? Or am I misunderstanding something here?

• Vitamin C with Iron: does timing matter?

  I have heard that vitamin C increases the absorption of iron. I was wondering if timing made any difference. Would a meal full of vitamin C in the evening have any effect on iron consumed in the morning? Would vitamin...

• CMV: Vitamin Supplements Are Unfairly Maligned

  Supps are often criticised for a variety of reasons. However, most of these dont seem to hold water. Lets take a look at the most common rebukes. 1) Lack of Cofactors The argument goes that many multivitamins lack the necessary cofactors to...

• This was going to be a fat soluble vitamin question but...

  Ok, let me throw in the vitamin question first; I take vitamin D because in the Alaska winter I can spend my entire work week without seeing sunlight; I go to work in the dark and if I don't step...

• Vitamins and their effects

  Until recently i didnt believe vitamins from a shop could have any noticeable effect. I had in the past taken tablets of the a-z multi vitamin variety, and noticing no effect dismissed them. Recently i was gifted liquid zink, liquid...

• Minimal vegetables required to supply all vitamins and minerals

  What is the minimal list of vegetables that could be grown in a garden and that would provide the entire gamut/spectrum of vitamins and minerals required for healthy body function? Not talking *quantity* of vegetables here, just the list of the...

• What non-citrus food has high vitamin C?

  ... and available in North America. It looks like fresh moringa leaf fits the description, but not typically available in the grocery.

• Best way to approach vitamin D, magnesium, calcium and vitamin K supplementation?

  I've read that those 4 nutrients are related and need to be balanced... So supplementing one... for example Vitamin D, would be the best if the rest are also added? Is it really true? What do you think would be the...

• What happens to excess vitamin intake?

  If one takes in more than the recommended amount of vitamins (e.g. vitamin c from a lot of oranges), does the body get rid of it; or are the vitamins saved and used up overtime?

• Which of the B-Vitmains is the one makes you feel ‘mellow’?

  I feel that certain B-Vitamins act have a relaxing effect on the nervous system but i’ve been researching to deduce which one it is to no avail. I suspect it is at least one of: niacinamide (vitamin B3), pantothenic acid...

• How do we know what the benefits of each vitamin are?

  Just wondered how we got to know what each vitamin does in our bodies, like vitamin A for example which is supposed to be good for eye health. Wouldn't it be pretty hard to conclude this by studies? How can one...

• Fasting while taking vitamin D

  After a blood test showed my vitamin D levels to be critically low I’ve been put on 6000 units of vitamin D3 per day. I want to continue doing 72s but I’ve been told that I need to eat fatty...

• How can one 250mL serving of Canadian milk contain 45% of your daily recommended vitamin D?

  [This page](https://www.sealtest.ca/en/products/milks/1-milk) shows 250mL of milk having 45% of daily vitamin D. This is consistent with other brands like Neilson. [Health Canada](https://www.canada.ca/en/health-canada/services/technical-documents-labelling-requirements/table-daily-values/nutrition-labelling.html) recommends 20 micrograms of vitamin D daily. However, [a couple top results from a google search](https://www.google.com/search?q=how+much+vitamin+d+in+milk+canada&rlz=1CAOTWH_enCA845&sxsrf=AOaemvI7Q9cIDUNzoevlrRaaFikOHaYi3A%3A1642648227133&ei=o9LoYcPPB4KfptQPy_eD6A0&ved=0ahUKEwiDrcbArb_1AhWCj4kEHcv7AN0Q4dUDCA4&uact=5&oq=how+much+vitamin+d+in+milk+canada&gs_lcp=Cgdnd3Mtd2l6EAMyBQgAEIAEMgYIABAIEB46BAgAEEc6BggAEAcQHjoICAAQCBAHEB46BAgAEA1KBAhBGABKBAhGGABKBQhEGIEISgQIQxgDUMYUWO8kYJIoaABwA3gAgAH6AogB-guSAQcwLjguMC4xmAEAoAEByAEIwAEB&sclient=gws-wiz) indicate that at...

• Best vitamin D in the uk?

  Hello, What is the best vitamin D product in the uk? I’ve found various websites that give rankings, it’s hard to know which one to choose.

• When to take vitamin supplements?

  Hey there, I just had a discussion about what the correct time is (not regarding daytime) to take your vitamin supplements. Especially regarding fat-soluble vitamins, I always heard it's important to take them after a meal with some fats in it so...

• Vitamin D recommendation

  Hi Can anyone recommend a good vitamin d tablet/spray? I’ve been taking one with K2 but I hear so many mixed reports about what’s the best out there, was also told sprays/oils are way better for absorption. Thanks

• Vitamin C more than protects against cancer, studies show it actively kills it

  [removed]

• Vitamin A overdose?

  Hey everyone. So im very new to tracking mircros and I noticed I had some sweet potatoes and my vitamin a intake jumped up 900 percent over the RDA Im confused as to how thats possible because from what I understood...

• Almonds do NOT have Vitamin E... right?

  According to a Youtube channel called "Talon Fitness", with a video called "The most NUTritious", Almonds have a high amount of Vitamin E. Yet, most brands containing Almonds, say their Nutritional Facts don't even have any. Which is true? How does Talon...

• What are the most common micronutrients missed/under-consumed by vegetarians/vegans?

  If someone ate a large enough variety of vegetables, fruits, legumes, nuts, and seeds couldn't they possibly meet all of these needs? Or are there some nutrients we simply can't get outside of meat/animal products?

• What's the upper limit of vitamin A?

  Couldn't make sense of what I found: "The UL for vitamin A from retinol is 3,000 micrograms of preformed vitamin A." A slice of pan fried beef liver has 6272.6μg of Vitamin A. In my understanding of the text, this...

• /r/Nutrition Weekly Personal Nutrition Discussion Post - All Personal Diet Questions Go Here

  Welcome to the weekly [r/Nutrition](https://www.reddit.com/r/Nutrition/) feature post for questions related to your personal diet and circumstances. Wondering if you are eating too much of something, not enough of something, or if what you regularly eat has the nutritional content you...

• Is intoxication with vitamin B12 and caffeine from cocoa possible?

  I am currently looking for research on the topic "toxic effect from cocoa". The only substances I could identify that might cause problem from excessive amounts are vitamin B12 and mainly caffeine. On the other hand, the amount varies a lot...

• Does a chronic low intake of omega-6 and vitamin E cause insatiable hunger?

  [removed]

• Since gut microbiome affects nearly everything about our bodies – what changes our gut microbiome?

  There is an increasing body of research concluding that gut microbiome strongly effects a lot of aspects of our bodies – composition, weight, mood, mental clarity, etc. What changes our gut microbiome?

• hey can someone explain me something about supplements?

  i checked a lot of supplements and every time i see that the daily dose is much higher as the recommendation. so for example for vitamin b12 the recommendation for adults is 3 micrograms but the lowest supplement i found...

• Vitamins and Minerals Sources

  Anyone got a list of the best food sources of each vitamin and mineral. Preferably at least the top 3 for each one. I've seen the first few pages of google but they don't really do a good job. It...

• “Vitamin” synonymous with “Vital Mineral”?

  Is this true?

• Are added nutrients unhealthy or not absorbed as well?

  If a food has ascorbic acid (vitamin c) added to it, is that vitamin c inferior or nothing well absorbed compared to say vitamin c in an orange. Note: I know real unprocessed foods are better in general.

• vitamin a & copper content in beef & chicken liver

  According to the german site naehrwertrechner.de (https://www.naehrwertrechner.de/naehrwerte/V531100/Rind+Leber+roh?menge=100), the vitamin a content in raw beef liver is 59666iu & the copper content 3.2mg. According to cronometer the vitamin a content is 16898iu & the copper content 9.8mg. For chicken liver it‘s 42666iu...

• Why do shrimp nutrition facts say no vitamin d?

  I read everywhere online that shrimps are an excellent source of vitamin d. When I look at nutrition labels on shrimp bags at the store though it says there is no vitamin d at all. Does anyone know why this...

• Best way to get nutrients while fasting?

  Doing a prolonged 72 hour fast for the first time (I am overweight and have fatty liver issues/high cholesterol/high blood pressure, high calcium (likely primary hyperthryoid). I know some important things to take are electrolytes/salt, b vitamins, omega3, micronutrients, and vitamin...

• High levels of vitamin D is suspected of increasing mortality rates

  [removed]

• Do you have to space out vitamin D supplements throughout the day?

  Hi folks, I know that you can safely take a few thousand IUs of vitamin D a day but I saw a [post](https://www.reddit.com/r/nutrition/comments/foup7h/comment/flhkazz/?utm_source=share&utm_medium=web2x&context=3) claiming that the daily dose shouldn't be taken all at once, though I can't find any more...

• Why is it generally recommended to eat no more than 4 oz of beef liver per week?

  Can you actually get vitamin toxicity consuming too much?

• Taking multivitamin, concerned about the Vitamin A content

  Hi! The vitamin I’m taking has 800UG of Vitamin A included, and after a quick Google that seems like too much daily? I don’t rant to develop osteoporosis! Thanks

• Do vitamin pills ruin a fast?

  Vitamin C and D, Zinc and Magnesium for example?

• Umm, did the chewable Vitamin C I just ate break my fast?

  Went through my normal medicine grab and popped my vitamin c and as I swallowed I remembered that vitamin c can be used in emergency for diabetics b/c is basically a sugar pill with ascorbic acid. Did I just blow my...

• Is steam cooking the healthiest way to cook veggies?

  Since we won't require oil, the downside will be we won't get fat soluble vitamins. So can we apply oil to veggies before or after cooking to yield the benefits? Edit - By healthiest I mean, nutrient and vitamin retention and...

• I'm a little confused with the relation of vitamin D3 to omega 3 6 7 9, arent they all fish oil?

  Title basically. I have a D3 pills that each have 50ug(2000IU) and take one daily. (Im 107kg/200cm, is that enough?) Then I have some other pills that are omega 3 6 7 9, specific content of one pill is: - 364mg omega...

• Vitamin e in 10gram carrot

  cooked chopped carrot, weighing 10 grams in total, how much vitamin E does it provide in grams?

• amphetamine/vitamin d/electrolytes

  Hi guys - I have narcolepsy, so I take amphetamine in the morning and early afternoon to stay awake during the day. (I know it isn’t the healthiest thing in the world, but the alternatives just haven’t worked for me/aren’t...

• How much Vitamin D is appropriate?

  [removed]

• Saw a post a while ago about someone taking prenatal vitamins while fasting

  Just wondered who does this, and how they benefit from it. As well as any research you may have found. I’ve been looking for articles on the topic but haven’t really found the answer I’m looking for. Asking because the vitamins...

• Extended Dry fasting + Iron + Vitamin Deficiency?

  So I have been super tired and sleepy for the last weeks, really low in energy, so I went to have my blood tested and it turns out I have a very low iron level on my blood and a...

• What are the most common micronutrients missed/under-consumed by omnivores?

  [Yesterday](https://www.reddit.com/r/nutrition/comments/satuz1/what_are_the_most_common_micronutrients/) the talk was about vegetarians/vegans. Let's reverse the question! And please, PLEASE provide data to support your claims... I'll start with [this report](https://www.inspq.qc.ca/sites/default/files/publications/931_rapportnutritionadultes.pdf) (Summary [here](https://www.inspq.qc.ca/pdf/publications/983_NutritionResume_FNL.pdf), both in French), which states that for adults in Quebec (traduction libre): - A very small proportion...

• Are sugar-free / "zero" drinks really guilt free?

  I'm curious to know learn more about flavored water drinks such as Wegmans Zero Vitamin Infused Water or Vitamin Water Zero are bad for you if consumed too much. They don't contain sugar or calories, but surely something gives them...

• Priority micronutrient density in foods

  https://www.frontiersin.org/articles/10.3389/fnut.2022.806566/abstract Priority micronutrient density in foods Provisionally accepted The final version of the article will be published here soon pending final quality checks Notify me Ty Beal1* and Flaminia Ortenzi1 1Global Alliance for Improved Nutrition (GAIN), Switzerland Background: Despite concerted efforts to improve diet quality...

• What vitamins do you take daily?

  Currently I only take collagen and a multivitamin but curious to what other people take? :)

• Vitamins vs other antioxidants

  So I’ve heard some types of vitamins are antioxidants. Obviously vitamins are essential for human health but aren’t there other types of antioxidants? I always hear people call certain phytochemicals antioxidants, but why aren’t those essential like vitamins are?

• Could 19th century sailors had avoided scurvy had they had modern multivitamins?

  Did they know that it was from vitamin c deficiency? Could they have extracted and carried vitamin c with them to avoid the problem?

• School Cafeteria vitamin a content

  [removed]

• Favourite/best vitamin C supplement?

  [removed]

• Do Cordyceps actually have vitamin B12 in significant amounts?

  I have always thought that B12 is only from animal foods. Now I'm finding a few articles considering cordyceps a valid source of vitamin B12 but I cannot find anything confirming that. Also, no one seems to know how much vitamin B12...

• Does powdered cabbage contain Vitamin U?

  I know that fresh cabbage and cabbage juice contains vitamin U but what about when it’s dried/powdered in capsules? Is it destroyed in that process? I am not able to find that much info out there. Thanks

• What is a good app for nutrient / vitamin tracking?

  This includes vitamins, proteins, fats, acidity...

• Do vitamin daily values take into account bioavailability?

  For example my womens vitamin has 18 mg iron as 100% daily value. However we only absorb about 20% of iron so do the vitamins take this into account?

• What are some nutritious vegetables that do not contain Vitamin K?

  [removed]

• Vitamins during fast for pure fat loss? (No autophagy needed)

  Edit; found this helpful article on the Zero app https://go.zerofasting.com/s/547yMm96CwisbDQC8 I recently did a 6 day fast with just water/electrolytes and no vitamins because apparently that helps with autophagy. I’m about to do another long fast but this time the only goal...

• What strengthen the bones ?

  Cow milk doesn't help apparently. What is truly efficient? Do you have any idea? Thanks :)

• Optimal diet for healing from a fracture

  I’ve read vitamin D, calcium, and protein are very important for recovery after a fracture. Is this true? Anything else that is important for recovering from a fracture?

• Vitamin that affects eye color?

  Is there a particular vitamin that can, say, make blue eyes brighter blue (less dull blue)? Just curious

• Vitamin absorption

  How long do vitamins and minerals absorb from food stay with you? How soon do you need to eat that food again to not loose the vitamins from your system? I see a lot, to have a diet of wide range...

• Pills, Vitamins, Sleep Aid, and Gum.

  I have been doing IF and Calorie Counting since November 2022. This feels like something I can maintain permanently. I do have some questions I am looking to help/advice/opinions with. 1) I have a pill I take daily along with a...

• How much vitamin C is destroyed when you cook broccoli?

  I'm curious if a decent amount of the vitamin C remains and which cooking methods preserve the most.

• Does blending fruits/vegetables break down the nutritional value?

  Is there a difference to your body in taking ingredients and blending them rather than chewing them? Specifically I'm talking about making gazpacho - all raw veggies - tomato, red pepper, purple onion, garlic, cucumber and putting it into a...

• Fasting a Vitamin D Supplementation

  Hey guys, if any of you guys take Vitamin D when do you guys take it? I recently found out I am deficient the problem I am having is it is fat soluble but also should not be taken at...

• Nutritions good for acne

  I know vitamins are good

• QUESTIONS: Exogenous ketone base, inositol, vitamins

  **1: EXOGENOUS KETONE BASE** I've read a lot of differing opinions on this. Some say it actually prevents weight loss because the body stops producing its own, or something to that effect. Some say they've had great success with...

• Freezing parsley

  I learned that one tablespoon of freshly chopped parsley has 70% of your daily nutritional value requirements for vitamin K. If I put the chopped parsley with blended fruit for ice Popsicles . Will it keep all of it nutritional...

• Can someone explain vitamin B12 dosages ?

  Hi there! I was going to buy some vitamin B12 and I was comparing the dosages between brands and it made no sense to me what so ever. How can 100mcg equal a %DV of 1667% in first brand when 1000mcg...

• Blue Diamond almond milk stopped adding calcium and vitamin D to their products

  I've been buying this brand for a long time and I just realized they removed the vitamin D and Calcium.! I don't know what's the reason but they lost a good customer. Look at the old nutrition facts and you'll...

• 7 day’s into water fast - constipation and insane pain in the restroom

  My apologies if its disgusting to speak about this, as such I will do my best to be as clean with my words as possible. A long story short, I woke up this morning and instantly went to the restroom,...

• Supplements for Adults Who Eat Poorly?

  [deleted]

• Does stress decrease vitamin levels?

  What causes vitamin levels to deplete? Is it stress? Is it food? Is it physical activity?

• Carnivore diet opinions?

  Does your body make vitamin C etc. when on this diet?

• Has anyone tried get-nourished. 'Personalized' vitamin packs.

  Just curious if anyone has tried these and what's the general opinion is. Saw that add on a plane and like the idea, just not sure where to begin on research if it is actually worth it.

• Olly multivitamins

  Thoughts on olly multivitamins for women?

• How do you track your vitamin and mineral intake from foods?

  I’d love a simple way to track my vitamins and minerals. It’s hard to figure out if I’m getting enough naturally or not. I tried some fitness apps but they don’t list all the vitamins and minerals, just a few....

• Vitamin Regimen for 100+hr fasts?

  Any suggestions on what the best course of action is? Should I just do not vitamins at all and just do a strict water fast or is that dangerous? Any help would be appreciated!

• List of what cravings mean which deficiencies

  [removed]

• With daily electrolyte and vitamin supplements, could you prevent refeeding syndrome?

  I'd like to do an extended water fast, but hate telling my friends (cause we know how people can be). So I'm thinking I could eat only on the days they've invited me out to eat, which could be...

• Which B-Vitamin are supposed to be primarily responsible for improving mental focus and energy?

  Which B-Vitamin are supposed to be primarily responsible for improving mental focus and energy? As far as i'm aware it's B3 and B6, especially when paired that supposedly do so. Thought?