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Beauty & Personal Care

Difeel Rosemary and Mint Strengthening Hair growth Mask with Natural Rosemary Oil and Biotin 12 oz.

Beauty & Personal Care4.3· 22,750 Amazon ratings

Bias-adjusted across 22,750 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Beauty & Personal Care.

48.9%
Percentile · Global
49.2%
Percentile · Cohort
Beauty & Personal Care
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Difeel Rosemary and Mint Strengthening Hair growth Mask with Natural Rosemary Oil and Biotin 12 oz.

How the score was built

Amazon ratings
22,750

used for the Bayesian percentile

Raw star average
4.3 / 5

unadjusted Amazon mean

Bayesian avg
4.30

raw rating shrunk to the category prior

Reviewer-graph z
1.091

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

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Same category · Beauty & Personal Care

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