Ingredient profile
Formalin
Raters disagreeCAS 463-57-0
At least one of our safety lists speaks to this ingredient. Also written as FORMALIN.
Raters don't agree. Here's where each one stands
Safe
—
Caution
Health Canada Ingredient Hotlist
Government
Concern
Greenlens Ingredient Scan
Independent
Greenlens Precautionary Screen
Independent
Greenlens Tolerance Screen
Independent
California Proposition 65
Government
US NTP Report on Carcinogens
Government
IARC Monographs
Government
ANSES Endocrine Disruptors
Government
Where each list lands
Funding shown- Concern
Greenlens Ingredient Scan
Independent
Banned as an intentionally-added ingredient in the EU; a known sensitizer and carcinogen. (EU Cosmetics Regulation Annex II (prohibited))
- Concern
Greenlens Precautionary Screen
Independent
A known human carcinogen and potent sensitizer; flagged on hazard grounds at any level. (IARC carcinogen monographs)
- Concern
Greenlens Tolerance Screen
Also screened — not on these lists
- EU Microplastics Restriction
- EU Harmonised Classification (CLP Annex VI)
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
BannedProhibited as a cosmetic ingredient in this jurisdiction.
- European Commission · EU Cosmetics Regulation Annex II (prohibited)Banned as an intentionally-added ingredient in the EU; a known sensitizer and carcinogen.
Canada
RestrictedAllowed only under stated conditions or limits.
- Health Canada · Health Canada Cosmetic Ingredient HotlistA carcinogen restricted to strict limits by product type, and banned from aerosols.
California
Listed
Notes
- Carcinogen-linked
- EU-prohibited
- Prop 65-listed
- Health Canada Hotlist — restricted
