Health, Household & Baby
Teeth Whitening Pen (4 Pcs), Teeth Whitening Gel for Teeth Whitener, Teeth Whitening Kit, Effective, Painless, No Sensitivity, Travel Friendly, Beautiful White Smile, Natural Mint Flavor
Bias-adjusted across 5,638 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
- 5,638
- Raw star average
- 4.2 / 5
- Bayesian avg
- 4.20
- Reviewer-graph z
- -0.707
used for the Bayesian percentile
unadjusted Amazon mean
raw rating shrunk to the category prior
bias-corrected vs. each reviewer's baseline (0 qualifying)
Buy it: View on Amazon →
Same category · Health, Household & Baby
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