Nutricost
Vitamin B2 Riboflavin 400mg
85/100
SUPPIE SCORE
85/100
EFFICACY
Low
SAFETY
82/100
CLEANLINESS
What Does Vitamin B2 Riboflavin 400mg Do?
This high-dose Riboflavin supplement effectively supports energy metabolism and migraine prevention with strong evidence. The 400mg dosage is well-tolerated and safe for most adults, with minimal side effects like harmless urine discoloration.
What are the main health benefits of Vitamin B2 supplementation?
Is 400mg of Riboflavin safe for daily use?
How does Riboflavin support energy production in the body?
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What Are the Benefits of Vitamin B2 Riboflavin 400mg?
Based on proven scientific research
Energy metabolism supportVery strong
Migraine preventionStrong
Red blood cell formationStrong
Skin and eye healthModerate
Good For:
What Are the Side Effects of Nutricost Vitamin B2 Riboflavin 400mg?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•Riboflavin at 400mg exceeds the RDA (1.1-1.3mg) but is well below the upper limit of 3g/day, with no established toxicity risks for healthy adults per NIH guidelines.
•Common side effects include temporary bright yellow urine or diarrhea, which are harmless and resolve upon discontinuation.
•No significant drug interactions reported for this formulation; however, high doses may enhance effects of certain antibiotics like tetracycline.
•Safe for most adults, but pregnant or breastfeeding women should consult a doctor as high doses lack extensive safety data in these groups.
•Inactive ingredients are standard and low-risk, with no major allergens; gelatin may concern vegetarians.
•GMP-certified manufacturing reduces contamination risks, supporting overall product quality.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Low Risk
Low Risk
Low Risk
Low Risk
What Are the Ingredients in Nutricost Vitamin B2 Riboflavin 400mg?
Riboflavin (Vitamin B2)
400mg
Gelatin capsule
Magnesium stearate
Silica
Stearic acid (vegetable source)
Sources & References
Frequently Asked Questions
Common questions about Nutricost Vitamin B2 Riboflavin 400mg