Calcium hydroxide
Calcium hydroxide
CALCIUM HYDROXIDE (INCI: CALCIUM HYDROXIDE) is a chemical compound obtained through synthesis. It acts as a pH adjuster in cosmetic formulations.
BufferingRestricted use
Ingredient
Roles & functions
Buffering — Adjusts and stabilises the pH of the formula.
Regulatory framework
What the authorities say
| Authority | Status |
|---|---|
| Commission européenne (CosIng, Règl. 1223/2009) | Autorisé sous conditions |
| CLP classification (Reg. 1272/2008) | No CMR classification |
| ECHA — endocrine disruptor (human health) | Not identified as an endocrine disruptor |
| ECHA — Candidate List (SVHC, REACH Art. 59) | Not on the Candidate List (SVHC) |
| European Commission (Reg. 1223/2009, Annex III) | No cosmetic allergen subject to mandatory labelling |
| European Commission (EU catalogue of nanomaterials, Reg. 1223/2009) | No referenced nanoform |
| European Commission — Annex III (Reg. 1223/2009) — maj Fri, 07 Aug 2026 16:37:23 GMT | Permitted subject to restrictions (Annex III) — max (a) 7% (as calcium hydroxide) in (a) Hair straighteners containing two components: calcium hydroxide and a guanidine salt (b) pH ajuster for depilatories (c) Other uses (e.g. pH adjuster, processing aid) — (a) Contains alkali Avoid contact with eyes Keep out of reach of children Can cause blindness (b) Contains alkali Keep out of reach of children Avoid contact with eyes — (b) pH < 12.7 (c) pH < 11 |
Products
Products containing it
MustelaLiniment Flacon-Pompe, 400ml
KloraneCrème Dépilatoire Visage Et Zones Sensibles à l'Amande Douce, 75ml
Laboratoires GilbertNeutraderm Baby Liniment Oleo-calcaire Bio, 480ml
Mkl Green NatureBaby Green Liniment Oléo-Calcaire Bio, 100ml
Mkl Green NatureBaby Green Liniment Oléo-Calcaire Bio, 400ml
Mkl Green NatureBaby Green Liniment Oléo-Calcaire Bio, 900ml
WeledaLiniment, 400ml
JonzacBébé, Liniment Oléo-Calcaire Doux Bio. 500ml
NatessanceBÉBÉ, Oléoliniment, 500ml
Statistics
In Lou’s database
9
products listed
| Most frequent categories | Nappy change & rash · Targeted care |
| Most frequent brands | Mkl Green Nature · Jonzac · Klorane · Laboratoires Gilbert · Mustela |
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This information is reported factually and with attribution (authorities and publications cited). It does not constitute medical advice, for your situation, ask a pharmacist or a healthcare professional for advice.
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