Ingredient profile
METHYL METHACRYLATE
Raters disagreeanticakingopacifyingCAS 80-62-6
At least one of our safety lists speaks to this ingredient. Also written as methyl methacrylate, Methyl Methacrylate.
Raters don't agree. Here's where each one stands
Safe
Greenlens Ingredient Scan
Independent
Greenlens Precautionary Screen
Independent
Greenlens Tolerance Screen
Independent
Caution
EU Harmonised Classification (CLP Annex VI)
Government
Concern
Health Canada Ingredient Hotlist
Government
Where each list lands
Funding shown- Safe
Greenlens Ingredient Scan
Independent
No EU-regulated hazard recognized for this ingredient.
- Safe
Greenlens Precautionary Screen
Independent
No listed hazard trait recognized for this ingredient.
- Safe
Greenlens Tolerance Screen
Independent
Also screened — not on these lists
- California Proposition 65
- US NTP Report on Carcinogens
- IARC Monographs
- ANSES Endocrine Disruptors
- EU Microplastics Restriction
Where regulators stand
Shown side by side, never combinedEach jurisdiction is reported on its own terms, from its own official lists. Where they disagree, that disagreement is the finding. Absence from a list is never a safety claim.
European Union
FlaggedCarries a formal hazard classification. Not itself a cosmetic use rule.
- ECHA (EU CLP Regulation) · EU CLP Regulation Annex VI, Table 3 (harmonised classification, ECHA export): Skin Sens. 1Carries an EU harmonised classification (Skin Sens. 1) — a skin sensitiser under CLP Annex VI, index 607-035-00-6. A hazard classification, not proof of harm at the level used.
Canada
BannedProhibited as a cosmetic ingredient in this jurisdiction.
- Health Canada · Health Canada Cosmetic Ingredient HotlistMethyl methacrylate monomer is prohibited (notably in nail products); ethyl methacrylate is only restricted.
Notes
- Health Canada Hotlist — prohibited
- EU harmonised skin sensitizer
