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B-2 100 mg

product on market Tablet or Pill Nature's Bounty Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Riboflavin is an essential vitamin that supports cellular energy production and metabolic function. There is strong evidence for its role in maintaining healthy vision and skin. This specific ingredient profile is associated with a high safety score.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for B-2 100 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

100 mg (7692% DV)
76.9× RDA — above typical dose 13 studies (A:0, B:1)

Other Ingredients

Dicalcium Phosphate Vegetable Cellulose Contains Less Than 2% of
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For adults, take one (1) tablet daily, preferably with a meal.

Warnings & Precautions

Warning: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

Do not use if seal under cap is broken or missing.

Formulation Notes

Non-GMO, no artificial color, no artificial flavor, no artificial sweetener, no preservatives, no sugar, no starch, no milk, no lactose, no soy, no gluten, no wheat, no yeast, no fish. sodium free.

Suitable for vegetarians.

Riboflavin

Additional Information

Nearly 50 years of trusted quality

At Nature’s Bounty, we are committed to your health. For nearly 50 years we have been making trusted products, backed by science, and made with only the purest ingredients...guaranteed. So you can get the most out of life every day.

Coated tablets Guaranteed quality Laboratory tested

B Vitamins support energy by converting food into energy.

Nutrition questions or comments? Call 1-800-433-2990 Mon. - Sat. 9 AM - 7 PM ET Join our loyalty program at NaturesBountyRewards.com

Prod. No. 640 11E B640

Aids in the conversion of food into energy

Energy health

Store at room temperature.

Made in the USA with select ingredients from around the world

Metadata

Product Details

UPC / SKU0 74312 00640 1
DSLD Entry Date2017-05-24
Product TypeVitamin
FormTablet or Pill
BrandNature's Bounty
DSLD ID74272
Data Updated2026-04-11
Research

Research Evidence

22
Research Sources
49
Avg Quality
8
Rct
4
Meta Analysis
4
Clinical Trial
3
Systematic Review
1
Cochrane Review
1
Regulatory Source
B Effect of vitamin B2, vitamin C, vitamin D, vitamin E and folic acid in adults with essential hypertension: a systematic review and network meta-analysis
Systematic Review BMJ open 2024 PubMed DOI
B Effect of Vitamin B2 supplementation on migraine prophylaxis: a systematic review and meta-analysis
Meta Analysis Nutritional neuroscience 2022 PubMed DOI
B Supplementary vitamin E, selenium, cysteine and riboflavin for preventing kwashiorkor in preschool children in developing countries
Systematic Review The Cochrane database of systematic reviews 2010 PubMed DOI
B Riboflavin supplements for blood pressure lowering in adults.
Cochrane Review The Cochrane database of systematic reviews PubMed DOI
B Associations of dietary vitamin B1, vitamin B2, vitamin B6, and vitamin B12 with the risk of depression: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2022 PubMed DOI
C Prophylaxis of migraine headaches with riboflavin: A systematic review
Systematic Review Journal of clinical pharmacy and therapeutics 2017 PubMed DOI
C Medium-dose riboflavin as a prophylactic agent in children with migraine: a preliminary placebo-controlled, randomised, double-blind, cross-over trial
Rct Cephalalgia : an international journal of headache 2010 PubMed DOI
C The efficacy of 2 different phakic intraocular lens implant in keratoconus as an isolated procedure or combined with collagen crosslinking and intra-stromal corneal ring segments: a systematic review and meta-analysis
Meta Analysis International ophthalmology 2023 PubMed DOI
C Epithelium-off photochemical corneal collagen cross-linkage using riboflavin and ultraviolet a for keratoconus and keratectasia: a systematic review and meta-analysis
Meta Analysis The ocular surface 2014 PubMed DOI
C Improvement of migraine symptoms with a proprietary supplement containing riboflavin, magnesium and Q10: a randomized, placebo-controlled, double-blind, multicenter trial
Rct The journal of headache and pain 2015 PubMed DOI
View all evidence for Riboflavin →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.