Health, Household & Baby
Alter+Collagen | Ultra-Clean Peptides for Repair & Resilience | Digests + Metabolizes Easily | 100% Pure • Grass Fed • Non-GMO | Unflavored (1lb)
Bias-adjusted across 8,042 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Health, Household & Baby.
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How the score was built
- Amazon ratings
- 8,042
- Raw star average
- 4.6 / 5
- Bayesian avg
- 4.60
used for the Bayesian percentile
unadjusted Amazon mean
raw rating shrunk to the category prior
Buy it: View on Amazon →
Same category · Health, Household & Baby
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