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Beauty & Personal Care

Niacinamide Serum for Face - Antioxidant Serum for Face With Organic Aloe, Hyaluronic Acid, Niacinamide 5% & Zinc - Great for Anti Aging, Skin Firming, Regulating Oil, Reducing Pore Size - 1 Ounce

Beauty & Personal Care4.4· 11,233 Amazon ratings

Bias-adjusted across 11,233 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Beauty & Personal Care.

74.0%
Percentile · Global
73.5%
Percentile · Cohort
Beauty & Personal Care
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Niacinamide Serum for Face - Antioxidant Serum for Face With Organic Aloe, Hyaluronic Acid, Niacinamide 5% & Zinc - Great for Anti Aging, Skin Firming, Regulating Oil, Reducing Pore Size - 1 Ounce

How the score was built

Amazon ratings
11,233

used for the Bayesian percentile

Raw star average
4.4 / 5

unadjusted Amazon mean

Bayesian avg
4.40

raw rating shrunk to the category prior

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Same category · Beauty & Personal Care

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