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Scored forOutcome alternatives
Doctor's Best60 count • 60 servingsAvailable now$21.73$0.36 / serving4.5 · 1,844 ratings16 / day
75−13 pts from leader
#317 of 2585 ranked for nail strengthLeader · Swanson Vitamins, Swanson Vitamins, Full Effect Hair Thickener, 60 Capsules — 88
Why this ranks #317 for nail strength
- Evidence fitEvidence is still thin for Keratin.
- Dose fitDose-range data is not available for this formula yet.
- Price / serving$0.36 per serving — mid price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustSolid trust signals from buyer ratings, with room to grow.
Trade-offsEvidence depth trails the rest of this listValue for money trails the rest of this list
The numbers · Nail strengthWhat's inside
75
79
90
88
500 mgThin evidenceevidence for this ingredient is still thin
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