Allow optional cookies?
Essential storage keeps the site working. Optional cookies and tracking support analytics, sampled session replay, error reports and affiliate tools.
Either choice lets you browse. Change it anytime in the footer. Cookie details.
Skip to contentAn older, contested scale — not a prediction of breakouts.
Record reviewedresearched · 2026-07-31 Breakout context2/5 · Fulton 1989 (J. Soc. Cosmet. Chem. 40:321); Kligman & Mills 1972; acne.org compiled tables · ingredient-level published ratingAn older, contested scale — not a prediction of breakouts. Record reviewedresearched · 2026-07-31 · peer-reviewed safety assessment record
Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 · peer-reviewed safety assessment
Record reviewedresearched · 2026-07-31 · clinical review
Record reviewedresearched · 2026-07-31 · peer-reviewed study
Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 · European cosmetic ingredient database
Record reviewedresearched · 2026-07-31 · European cosmetic ingredient database
Record reviewedresearched · 2026-07-31 · regulatory opinion
Record reviewedresearched · 2026-07-31 An older, contested scale — not a prediction of breakouts.
Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 · Cosmetic Ingredient Review report page
Record reviewedresearched · 2026-07-31 · Cosmetic Ingredient Review safety assessment
Record reviewedresearched · 2026-07-31 · reference
Record reviewedresearched · 2026-07-31 · safety assessment
Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 · safety assessment
Record reviewedresearched · 2026-07-31 Not yet reviewed
Record reviewedresearched · 2026-07-31 · small material-specific human study
Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 · European cosmetic ingredient database
Record reviewedresearched · 2026-07-31 · European cosmetic ingredient database
Record reviewedresearched · 2026-07-31 · randomized placebo-controlled study
Record reviewedresearched · 2026-07-31 · clinical commentary and evidence review
Record reviewedresearched · 2026-07-31 · Peer-reviewed safety assessment
Record reviewedresearched · 2026-07-31 strong (unreviewed legacy record)
Breakout contextNot yet reviewed Record reviewedresearched · 2026-07-31 Record reviewedresearched · 2026-07-31 · peer-reviewed safety assessment
Record reviewedresearched · 2026-07-31 · safety assessment
Record reviewedresearched · 2026-07-31