Sodium Acetate
AKA “Acetic acid, sodium salt, Sodium acetate anhydrous, Sodium acetate, anhydrous, Anhydrous sodium acetate, Sodii acetas, Sodium ethanoate”
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Ingredient Facts
Sodium acetate
AKA: Acetic acid, Sodium salt, Sodium acetate anhydrous, Anhydrous, Anhydrous sodium acetate, Sodii acetas, Sodium ethanoate
Botanical · Buffering | pH Adjuster · EWG: 4
Plant-Derived
Clean
Helps balance the pH of formulas so they feel gentle and comfortable on skin without irritation.
Solubility WATER: 119 G/100 ML @ 0 °C, 170.15 G/100 ML @ 100 °C; SLIGHTLY SOL IN ALCOHOL
Formula
C2H3NaO2
Mol. Weight
82.03
CAS #
127-09-3
Form
Powder
Plant-Derived
Synthetic. Sodium acetate is derived from acetic acid, a simple organic compound produced through synthetic or fermentation processes. It is manufactured by neutralizing acetic acid with sodium hydroxide or sodium carbonate through acid-base reaction.
Function
Buffering | pH Adjuster
Benefits
Buffering
Anti-Inflammatory
Boosts Collagen
Wound Healing
Provides scent
Maintains optimal pH
Traditional Use
Developed as a chemical buffer and preservative in the 20th century; while acetic acid (vinegar) has ancient cosmetic use in cleansing and skin toning, sodium acetate itself is a modern synthetic derivative without traditional roots.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR