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B-2 100 mg

product on market Capsule Wonder Laboratories 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 essential for energy production and cellular function. There is strong evidence supporting its role in metabolic processes and the prevention of specific vitamin deficiencies. This ingredient is generally well-tolerated with a high safety profile.

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 Capsule(s)
Serving Size
250
Servings
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

100 mg (5882% DV)
76.9× RDA — above typical dose 13 studies (A:0, B:1)

Other Ingredients

Vegetable Cellulose k-Gelatin Silica Vegetable Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take 1 capsule daily, with a meal.

Warnings & Precautions

Tamper evident: Do not use this product if imprinted foil seal under cap is broken or missing.

Keep out of reach of children.

Riboflavin (Vitamin B-2) turns the urine bright yellow. This is a normal occurance.

Caution: If you are pregnant or nursing, consult your physician before taking this product.

Formulation Notes

Mfg. in an FDA Registered Facility, using Good Manufacturing Practices (GMPs)

Conforms to USP <2091> for weight. Meets USP <2040> disintegration for maximum bioavailability.

Gluten free

Ko Kosher Service

Made in USA

Additional Information

Keep tightly closed. Store at room temperature: 59 degrees - 86 degrees F (15 degrees to 30 degrees C).

Formula 261

Was a tablet now a capsule

Ko Kosher Service

Metadata

Product Details

DSLD Entry Date2021-12-18
Product TypeVitamin
FormCapsule
DSLD ID262559
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.