All products
7

Ingredient · Preservative

Hydroxyacetophenone

Cleaner · 7/10, higher is cleaner

How we reached this

Antioxidant and preservative booster increasingly used in paraben-free systems. CIR reviewed it safe as used in cosmetics; no endocrine flag on record.

Sources · 1

Products containing this · 1

About this rating

Ratings run 1–10, higher is cleaner, and are set editorially against the sources above — see the methodology page for how an ingredient rating becomes part of a product score. Last reviewed 2026-08-16.