Deficiency

• Meal Prep Nutritional Deficiencies

  Is there a tool that takes daily food intake as inputs and outputs likely nutritional deficiencies? Trying to figure out the optimal meal-prep past the macro stage

• Do you ever worry about fasting exacerbating unknown mineral or vitamin deficiencies?

• Fasting with iron deficiency?

  Hey guys :) I just got my labs done and found a severe iron deficiency (pretty sure caused by my copper IUD/excessive bleeding) I don’t want to give up my fasting goals and lifestyle. Does anyone have any experience with fasting...

• 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...

• Are you deficient in any of the following? Did Dry Fasting Help?

  [View Poll](https://www.reddit.com/poll/11bnzqc)

• Food fortification is preventing deficiencies that affect 2 billion people

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• How to test for deficiencies before you do an extended fast?

  I absolutely cannot fast for more than a day without feeling weak, tired and shaky, even with electrolytes. I suspect I may be deficient in something, but the blood tests I can get from my GP only test for a...

• Iron Deficiency

  hi, I’m 24F 5’3 and 154lbs - i heard about this diet through a friend of mine who has had tremendous results and so I wanted to check it out. I want to lose 30 lbs in the next 2...

• Fasting with iron deficiency anemia

  Would any type of fasting be beneficial to reverse anemia? I recently found out I'm iron deficient, and doc says I need to take iron supplies until they figure out the cause. I doubt it's due to diet, but may...

• List of what cravings mean which deficiencies

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• Can you refill your deficiencies in one sitting of eating fruits and vegetables?

  I understand that for most people when you eat more fruits & vegetables your body doesn’t take in excess vitamins, but if you already have extremely little can you just eat a WHOLE lot and regain it in 1 day...

• Does this nuts and fruits diet come with a risk of nutritional deficiencies?

  I recently came across a diet/lifestyle based on nuts and fruits that does not involve any cooking [here](https://www.youtube.com/watch?v=5C5jWoC_CXQ) (it's not in English). Here's my notes/summary: * Wake up at 4 am. * Do meditation and yoga. * Drink water twice before 10 am. *...

• what is the minimum selection of foods that would guarantee no nutrient deficiencies?

  I remember reading something somewhere about how you could eat potatoes every day and the only things you would have to make up for are calcium and iron. I don't know if this is true, but this is the kind...

• Website/app to check for nutrition defiency in diet?

  Is there a good app or website where I can input my current diet to check for what might be missing (Vitamins, minerals etc.)

• Twitching

  Anyone experience twitching while doing IF? I started a month ago and since then my eyelid twitches constantly. I am so working out too. Walking on an incline an hour a day.

• 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...

• D3 intake as a black person living in Canada

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• Should you consume nuts/legumes separately from meals - because of their Phytic Acid [PA] content?

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• 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?

• Anybody also so skinny they have to put on a little fat before they do a long fast for healing?

• a question about calcium supplements

  Is it possible that a person has a very low calcium intke through food (avoiding dairy) but has a normal blood calcium level? Furthermore, is it possible that supplementing calcium for this person improves a variety of stuff (like palpitaations...

• When would you see a difference after taking vitamin d?

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• So… all I need is electrolytes?

  hi everyone, I am somewhat of a beginner faster. I haven’t fasted for over 26 hours but I really wanna get into 72+ our fast. My only concern is if I follow the snake juice program, is that all you...

• What is this chelated zinc?

  I have found this zinc supplement by Solgar on Amazon but I don’t know what type of zinc it is, it says: Zinc (as zinc glycinate amino acid chelate), other ingredients: Microcrystalline Cellulose, Dicalcium Phosphate, Vegetable Cellulose, Silica, Vegetable Magnesium Stearate,...

• Can daily vitamins help support my nutrition while in calorie deficit?

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• What daily vitamins are recommended for young males?

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• Salt water flush safe ?

  I have been doing keto and fasting for a while now but i have been dealing with some constipation of late. Is the salt water flush work and safe? I’ve always been scared of salt but I’m starting to think...

• Do I need to supplement calcium if I suck at eat greens? + dairy free

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• Is there a website that I can search to see if a product is safe and effective?

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• Vitamins for men while fasting

  Hi all! I’m doing a hybrid diet of Omad and 2Mad every other day. My diet consists of eggs, meat like hamburger or sausage, fish, vegetables, salads, healthy fats. What should I be taking daily for vitamins? Any...

• What are the most important vitamins and what does the body use them for?

  Folate, the B vitamins etc. Im very interested to learn about this subject.

• How long can you go without potassium?

  I recently discovered, mid-fast and dealing with some electrolyte deficiency, that apparently potassium is prescription only in the country I live in. I decided to end my fast on that note but I was wondering how long I could have...

• 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?

• Emotional eating or a sign from your body that you needed carbs?

  If you are on a lower carb nutrition plan (10% net carbs, 60% fat, 30% protein) give in to a carb craving after dinner and eat something not on your meal plan but it was a single serving (ie. 1...

• Anyone experience long term hair loss?

  Particulary men on the head?

• 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...

• Are the synthetic fortifications in nutritional yeast safe or of concern?

  Saw someone say this online, so just wondering

• Electrolytes

  I mostly meditate while fasting. I’d guess I’m not using any electrolytes. Since I do it that way is it necessary to supplement any minerals, or can I just go water? I do 7 days.

• Magnesium (Supplements or not?)

  Reddit is full of people taking magnesium supplements. Are these so necessary? I see people taking them even though they reach RDI, what is your opinion about?

• Supplements for Adults Who Eat Poorly?

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• IIFYM/Flexible Diet micronutrient confusion

  I noticed that no one in the IIYFM community is talking about keeping MICRONUTRIENTS in check for overall health. Are macros and calories more important than micronutrients?

• Lettuce only diet

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• what B9: B12 ratio is optimal to prevent one or other being depleted?

  what should the ratio be so that one or other doesn't become depleted?

• Why is it not recommended for children?

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• Intermittent Fasting and Malnourishment.

  If done improperly for long periods, can lead to nutritional deficiency and eating disorders which will lead to cognitive impairment. ​ What are your thoughts on this?

• How long do I need to fast to start losing weight?

  I’m on my 4th day of water fasting today, but still did not lose a single pound? What is happening? I’m starting to get worried something is wrong with my body. I need help from you guys! Thanks so much!...

• Where would we get K2 “naturally”?

  I’m a beginner with nutrient but have been some research into vitamin k2. Basically, from what I understand, some people would benefit a lot from more k2. However, it really isn’t clear to me how we would find natural sources...

• Headaches

  Does fasting give you headaches? What do you do about it? I’ve been doing 20:4, but at about hour 18 I start getting a headache.

• IF for high inflammation and autoimmune? Does it work?

  Hello everyone! I have autoimmune conditions, thyroid problems and also iron deficiency and I was looking into IF coupled with no wheat/sugar/dairy to see if it could help me lower my very high inflammation markers and help me absorb iron....

• What kind of water is ideal during water fasting?

  I noticed on my 40 day water fast after a while distilled water became very bitter and uncomfortable to drink. But spring water was just as good as it always was. Why is that? I know truenorth center drinks distilled...

• How much fat is necessary in a healthy diet?

  Related questions: - Are eggs a good source of fat? - Is it good to have multiple sources of fat or is it fine to stick to one? - Does not eating enough fat lead to health issues, particularly regarding the brain?

• transcobalamine?

  Hi there! Whats the most effective way to measure how much B12 one has? I recently heard that checking transcobalamine instead of "B12" makes more sense... what do you think? thanks in advance

• how do grams of calcium supplements over months increase your bone density in kilos over months ?

  Does protein enter in the bone with calcium or what exactly is this mass ?;

• Kcal vs Nutrients

  I was wondering what's worse, eating unhealthy / bad but within daily intake limits (lack of nutrients but no weight gain) or eating healthy but too much kcal (getting all necessary nutrients but also weight gain)? I think eating healthy but...

• Rates of nutritional input

  A lot of recommended nutrition are in terms of x grams per day. This applies to literally everything, but in reality it’s not feasible to get everything in a single day. In short, are there nutrition references anywhere that shows the...

• Question about Meal Plans

  Hey folks, Roughly how many hours does it take for you to develop 1 week's worth of meal plans (with recipes) for someone? If you're allowed to share, roughly how much do you charge an hour? Thanks

• What should we know about anti-nutrients?

  I've noticed the topic of anti nutrients popping up more and more often in my research, mostly regarding phytate/ tannins/ lectins/ saponins and how they can interfere with the bioavailability of nutrients, along with other effects. This has added yet another...

• Ok y'all...I need to get serious

  Serious marital issues. Death. Exited Military. Depression. PTSD. Insomnia. Anxiety. Trial runs of several antidepressants over a year and a half. All of this occurred within the same year but here I am, over 2 years later about 40 pounds...

• How does B12 affect dopamine and serotonin in the brain?

  Does taking B12 supplements affect dopamine and serotonin in the brain. Does it lower or raise the quantity? Can you eat foods to get B12 or is supplements best?

• Fun recipes combining iron and vitamin c

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• Advice needed for micronutrients and your microbiome for longer fasts

  I’m a 7-year ketonian who randomly decided to fast for 3 days. At day three I told myself that I’d keep going until I felt bad. I’m now on day 7 and feel great, so I’m going to continue....

• Why are my legs sore after a 3-day fast?

  Hi all, Frequently after a 3-day fast (or 2- or 4-day), my energy drops as soon as I break my fast. That appears to be a common occurrence, according to other posts I read. However, the next day after breaking...

• About Magnesium

  How much magnesium do we absorb from seeds, nuts, legumes and whole grains? Because they contain phytates and the magnesium itself is bind to insoluble fiber which we can't digest. So anyone knows, do we really absorb magnesium from foods?...

• Magnesium supplement help (pins and needles in extreme ties)

  Hey guys. I've been fasting with electrolytes (the usual salt, no-salt, baking soda), using magnesium supplements instead of epsom salt. Except I often get pins and needles in my hands and feet. Ive tried "Doctors BEST high absorption magnesium" as...

• Nutritionally Balanced Meal Planning

  How do you plan meals that have balanced macro and micronutrients? I think I’ve figured out eating in a deficit, but I can’t seem to plan meals that are balanced well. For example, you read all over the place about what...

• What vitamins/nutrient supplements to take for health/fitness and muscle growth.

  Was wondering which brands are also recommended that are relatively cheap along with which combos? Any and all info would be greatly appreciated!!

• What vitamins have you found to be helpful

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• What vitamins are good?

  I want to take biotin and multivitamins because I'm a bit malnourished and my hair is always falling out. I don't know which brands to take though, i get mixed answers from google. i think i need calcium and vitamin...

• Why do I feel cold during IF

  This doesn’t happen everyday but sometimes during the last hours of my IF (8:16) my body gets really cold. Am I missing any particular supplements? P.S I’m also on keto

• Is there scientific consensus regarding multivitamin supplementation?

  Just curious if there is any better answer than “it might help.” Thanks!

• Felt terrible fasting for 2 years?

  Hi all, Been intermittent fasting for 2 years on a 16:8 hour eating window, plant-based diet, eating enough during the window. Did it for the cellular benefits. i.e autophagy, lipid profile, and to stay slim. I had to finally be honest with...

• Blurry eyesight

  Heyy guys I have some questions if anyone else has had this same problem my eyesight seems getting worse day by day like my eyes focus and unfocus and I had fasted for 104 hours now could this be result...

• Anyone had fasting after only 24 hours?

  \*Mistake - title is supposed to say anyone had pins and needles after only 24 hours\* ​ I started a fast yesterday, and right now I have pins and needles in my toes that isn't going away when I move them or...

• Meal suggestions for getting 100% of suggested daily value for minerals and vitamins

  I read the faq and couldn't find the answer to my questions. What happens when you consume 10-20% of daily value in vitamins/minerals? Let's say you're only consuming 0mg-100mg of calcium each day for 5 years, does that mean your bones...

• I rarely feel “physical” hunger

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• Do I fast too hard?

  Whenever I fast I always try to do a full water fast (only water strictly) and this normally lasts for minimum 2 weeks to my longest 8 weeks. I want to know if this is dangerous cause I don’t consult...

• why am I craving only sweets during my fast?

  I am in my 90h out of 120h, everything is good except I always crave sweets(chocolate, pastry with chocolate, mostly everything with chocolate in it, but other sweets as well) in my fasts. I overcome it but it makes me...

• Hair loss (telogen effluvium) after 72h water fast

  This spring I was exploring fasting a bit, just curious to see what it would do for my body. I didn't want to loose weight and I don't fast anymore (just intermittent fasting). Two months after my 72h water fast I...

• 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?

• 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?

• I've tried intermittent fasting before but now it's hard for me

  I, female, tried intermittent fasting before and things were fine and my body responded well to it, but now I'm back to try it again but I have health problems such as calcium deficiency, low hemoglobin, and also I suffer...

• Diet and IF

  Im working on my diet but if my eating window is smaller and i still eat the way I was, wouldn’t that reduce my weight. This might be a stupid question but im just starting out.

• fasting and supplements

  are supplements considered as breaking the fast? i take: \--a multivitamin (with minerals) \--lutein \--something that's supposed to curb sugar cravings, bought it OTC from a pharmacy &#x200B; tia <3

• /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...

• Ketosis & Adrenals

  Hi - I am looking for any reputable information about the **ketogenic diet & its impact on adrenals.** I'd be extremely grateful for any *reputable* articles/websites that discuss this, I'm searching myself but not coming across anything hugely persuasive yet, but...

• How long does IF work as weight loss tool?

  I have to lose about 55 pounds. Will Intermittent Fasting work to make me lose all of the weight, or does it stop working at some point?

• Multivitamins Efficiency

  Hi All, What does this sub think about the efficiency of Multivitamins (both in a tablet form & dissolvable form)? I have seen various arguments of people and experts claiming they are not effective and majority of it is discarded...

• 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...

• Do Supplements Really Help?

  Hello all, It seems nowadays everyone is sharing threads on supplement stacks and how important they are great for preventing inflammation and the oxidative stress that occurs in our bodies. I know there are studies that show that a lot of...

• Magnesium Supplementation

  I'm reading about magnesium and the role it plays in our body and I'm struggling to decide whether or not I should supplement with it. There seems to be conflicting evidence on what to do. On one hand, I should take...

• Keto and Bodybuilding

  How could you help recover muscles, while on ketosis? Unless isometric workouts would play a role in muscle recovery, I’m not sure. Any help?

• Best choice of vitamins?

  Anyone have a preferred vitamin regimen to go with on fasting days? I see people say different things they take but I’m wondering if there is a go to vitamin set that could go with to start with. ...

• Higher blood pressure through IF?

  Haven't taken my blood pressure since starting IF (just a couple of months) but was disappointed to see that my systolic pressure is quite a bit higher now...has anyone else seen this? I thought having dropped 10 pounds (normal weight)...

• OMAD or weekly 36 or does it matter?

  Which way is faster to lose and keep weight off? OMAD or a weekly 36? Or does it matter as long as it's fewer calories in than out at the end of the week?

• Should I stop fasting

  20F , 168cm , 58kg I have been doing 18:6 , sometimes 19:5 for about 2 weeks now. I’ve noticed that when I get up in the morning, my eyes go black (low iron?) And it takes like 1 minute for...

• What would happen if you would fast really long without Electrolytes?

  Just for curiousity. Would you persist having headaches or is it quickly life threatning?

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

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• Is being a picky eater bad for your health?

  Not eating something because you are not familiar with it.

• “Vitamin” synonymous with “Vital Mineral”?

  Is this true?

• Would Taking Whey Protein During Fasting Diminish the Benefits of IF?

  Hi all, I am relatively new to IF and seeking some advice. My current routine is working out between 8 - 9:30 am, breaking my fast at 10am with a good post workout meal and eating to hit my nutrient...