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Scored forOutcome alternatives
21st Century360 count • 360 servingsAvailable now$20.89$0.06 / serving4.7 · 47,320 ratings33 / day
88Category leader
#4 of 2560 ranked for biotin statusLeader · NOW Foods, NOW Foods, Biotin, 5,000 mcg, 120 Veg Capsules — 88
Why this ranks #4 for biotin statusBecause it wins
- Evidence fitBiotin is the strongest evidence signal for this outcome.
- Dose fitBiotin at 10000 mcg lands inside the studied 30-10000 µg window.
- Price / serving$0.06 per serving — low price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
Trade-offsDose fit is the weak spot on this listValue for money trails the rest of this list
The numbers · Biotin statusWhat's inside
88
89
90
99
10000 mcgIn rangeinside the studied 30-10000 µg window
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