Cosmetic Ingredient

Calcium Hydroxide

INCI: CALCIUM HYDROXIDE
CAS 1305-62-0 EC 215-137-3
Calcium dihydroxide
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Purpose

Function

pH adjuster, depilatory agent, hair straightener
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

Calcium dihydroxide

EU Restricted — Annex III
2 official EU restrictions with concentration limits & label requirements
View details →
Reference

Identifiers

CAS Number
1305-62-0
EC Number
215-137-3
INCI
CALCIUM HYDROXIDE
Category
Cosmetic Ingredient
Updated
Apr 2, 2026