Question
Is Vitamin B7 (biotin) legit?
In context of Vitamin B7 (biotin)·Insufficient evidence56/100
In our editorial model, Vitamin B7 (biotin) maps to a Insufficient evidence verdict at 56/100 overall (evidence 48/100, safety 72/100, hype gap 64/100). Hair/nails marketing; Rare deficiency. Typical label framing: Adequate intake ~30 mcg/day; beauty stacks often 2500-10,000 mcg.
Full ingredient file
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A few more focused pages for the same ingredient (we keep lists short on purpose).