Ingredient profile
Butylated Hydroxy Anisole
Raters disagreeCAS 25013-16-5
At least one of our safety lists speaks to this ingredient.
Raters don't agree. Here's where each one stands
Safe
Greenlens Tolerance Screen
Independent
Caution
Greenlens Ingredient Scan
Independent
US NTP Report on Carcinogens
Government
IARC Monographs
Government
Concern
Greenlens Precautionary Screen
Independent
California Proposition 65
Government
ANSES Endocrine Disruptors
Government
Where each list lands
Funding shown- Caution
Greenlens Ingredient Scan
Independent
Synthetic antioxidants with endocrine-disruption questions at higher exposures. (Common transparency/sensitization concern (not a regulatory ban))
- Concern
Greenlens Precautionary Screen
Independent
Classified a possible human carcinogen and a suspected endocrine disruptor. (IARC carcinogen monographs (Group 2B); California Proposition 65 list)
- Safe
Also screened — not on these lists
- Health Canada Ingredient Hotlist
- 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
No listing foundNot on the lists we hold for this jurisdiction. That is an absence of a listing, not a safety finding.
Checked: EU Cosmetics Regulation Annexes II, III, V and VI; CLP Annex VI harmonised classification; ECHA SVHC Candidate List (cosmetics-relevant subset).
Canada
No listing foundNot on the lists we hold for this jurisdiction. That is an absence of a listing, not a safety finding.
Checked: Health Canada Cosmetic Ingredient Hotlist.
California
ListedAppears on an official list. A listing, not a use ban.
- California OEHHA
Notes
- Carcinogen-linked
- Prop 65-listed
- NTP anticipated carcinogen
- Transparency concern
