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← All ingredients
SAFE

biotin

Brittle nails

Likely Safe 235 PubMed studies PubChem 171548 ↗

Contraindications & warnings

Consult a healthcare professional before use if pregnant, breastfeeding, taking prescription medications, or if you have a medical condition. Keep out of reach of children.

Safety by population

Population Safety rating Max safe dose
General Likely safe No established UL
Very safe. May interfere with certain lab tests at high doses.

Effectiveness

No peer-reviewed clinical trial data found for this ingredient.

Medical disclaimer: This information is for educational purposes only. It does not constitute medical advice. Always consult a qualified healthcare professional before taking any supplement or changing your medication.

Data by supplement.ge — Public Health Institute of Georgia (PHIG)