Ingredient profile
Citric Acid Monohydrate
Raters disagreeCAS 5949-29-1
A common, well-characterized cosmetic ingredient; none of our lists flag it. Also written as citric acid monohydrate, CITRIC ACID MONOHYDRATE.
Raters don't agree. Here's where each one stands
Safe
Greenlens Ingredient Scan
Independent
Greenlens Precautionary Screen
Independent
Greenlens Tolerance Screen
Independent
Caution
Health Canada Ingredient Hotlist
Government
Concern
—
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
- 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
RestrictedAllowed only under stated conditions or limits.
- Health Canada · Health Canada Cosmetic Ingredient HotlistListed as an alpha-hydroxy acid, restricted by concentration/pH — a common pH adjuster at low levels.
California
No listing foundNot on the lists we hold for this jurisdiction. That is an absence of a listing, not a safety finding.
Notes
- Health Canada Hotlist — restricted
