Product photo 1 of 10
Scored forOutcome alternatives
Codeage11.5 oz • 30 servingsAvailable now$35.99$1.20 / serving4.8 · 1,832 ratings25 / day
88Category leader
#3 of 2585 ranked for nail strengthLeader · Swanson Vitamins, Swanson Vitamins, Full Effect Hair Thickener, 60 Capsules — 88
Why this ranks #3 for nail strengthBecause it wins
- Evidence fitMarine Collagen has moderate human evidence for this outcome.
- Dose fitDose-range data is not available for this formula yet.
- Price / serving$1.20 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.
Trade-offsValue for money trails the rest of this listEvidence depth trails the rest of this list
The numbers · Nail strengthWhat's inside
88
96
83
99
Thin evidenceevidence for this ingredient is still thin
10000 mcgThin evidenceevidence for this ingredient is still thin
500 mgThin evidenceevidence for this ingredient is still thin
Retailer links may be affiliate links. Rankings and placement are not paid placement.
