Biotin
Vitamin B7 that supports keratin production for hair, skin, and nails.
How it works
Mechanism of Action
Biotin is a cofactor for carboxylase enzymes involved in fatty acid synthesis and amino acid metabolism, which are essential for keratin production.
Evidence-based uses
What Biotin Is Used For
Most effective for those with biotin deficiency. Can interfere with certain lab tests.
Clinical Evidence
Systematic review found that biotin supplementation may improve hair growth in individuals with biotin deficiency, but evidence is limited for those without deficiency.
Safety
Interactions & Warnings
Biotin can interfere with laboratory tests that use biotin-streptavidin technology, including thyroid function tests. Inform your doctor before blood work.
Compare prices
Buy Biotin in Australia
6 products compared across Australian retailers. Sorted by price per serve.
| Product | Price | /serve | |
|---|---|---|---|
Best NOW Foods Biotin 5000 mcg, 120 Veg Capsules iHerb | $14.99 | $0.12 | Buy |
Life Extension Life Extension Biotin 600mcg Life Extension | $14.50 | $0.15 | Buy |
Sports Research Biotin 5000 mcg with Coconut Oil, 120 Softgels Amazon AU | $18.99 | $0.16 | Buy |
Nature's Own Nature's Own Hair Skin Nails + Biotin Mr Vitamins | $17.95 | $0.30 | Buy |
Swisse Hair Skin Nails Biotin 60 Tablets Chemist Warehouse | $19.99 | $0.33 | Buy |
Herbs of Gold Biotin 3mg 60 Tablets Mr Vitamins | $24.95 | $0.42 | Buy |
Prices in AUD. Some links are affiliate links — we may earn a commission at no extra cost to you.
Should you take Biotin?
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This information is for educational purposes only and is not intended as medical advice. Always consult a healthcare professional before starting any supplement. Evidence ratings are based on peer-reviewed clinical research. Individual results may vary.