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Scored forOutcome alternatives
Codeage30 count • 30 servingsAvailable now$53.99$1.80 / serving4.8 · 1,857 ratings
83−4 pts from leader
#31 of 2320 ranked for nail strengthLeader · Life Extension, Life Extension, Hair, Skin & Nails, Collagen Plus Formula, 120 Tablets — 87
Why this ranks #31 for nail strength
- Evidence fitEvidence is still thin for Biotin and Keratin.
- Dose fit1 of 2 dosed ingredients land in the studied range. Biotin at 10000 mcg is higher than the studied 2500-5000 mcg window.
- Price / serving$1.80 per serving — high price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustSolid trust signals from buyer ratings, with room to grow.
The numbers · Nail strength
83
95
91
99
10000 mcgAbove rangehigher than the studied 2500-5000 mcg window
500 mgIn rangeinside the studied 500-500 mg window
100 mg
13.7 mg
2334 mg
737 mg
558 mg
979 mg
73 mg
149 mg
285 mg
86 mg
189 mg
325 mg
177 mg
50 mg
220 mg
18 mg
2 mg
120 mg
125 mcg
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