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Health, Household & Baby

NOW Supplements, Ashwagandha (Withania somnifera) 450 mg (Standardized Extract), 90 Veg Capsules

Health, Household & Baby4.5· 7,786 Amazon ratings

Bias-adjusted across 7,786 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Health, Household & Baby.

85.0%
Percentile · Global
77.1%
Percentile · Cohort
Health, Household & Baby
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NOW Supplements, Ashwagandha (Withania somnifera) 450 mg (Standardized Extract), 90 Veg Capsules

How the score was built

Amazon ratings
7,786

used for the Bayesian percentile

Raw star average
4.5 / 5

unadjusted Amazon mean

Bayesian avg
4.50

raw rating shrunk to the category prior

Reviewer-graph z
0.707

bias-corrected vs. each reviewer's baseline (0 qualifying)

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Same category · Health, Household & Baby

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