Hair + Nails Reality Check Stack
Biotin (Vitamin B7)
With breakfast
LOW
2mg
Vitamin C
With food
MODERATE
500mg
Zinc
With food
MODERATE
15mg
No interactions detected
Each dose includes evidence rationale · doses personalized to your weight
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See plansSupplements
3 items
With breakfast · Capsule
Immunoassay interference (thyroid & other tests)Hair/nail claims & evidence quality
Only strong rationale in deficiency contexts; keep dose conservative & disclose before lab tests.
2mg
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