Preservative ingredient
Sodium Dehydroacetate
The sodium salt of dehydroacetic acid, a broad-spectrum synthetic preservative used in water-based cosmetics to prevent microbial growth.
preservativeantimicrobial
Benefits
- ✓Broad-spectrum antimicrobial that inhibits bacteria, fungi, and yeast
- ✓Ecocert/Cosmos-approved, popular in natural-positioned formulas
- ✓Effective at low usage levels (up to 0.6%)
Watch for
- ⚠Restricted to a maximum concentration (0.6%) under EU cosmetic regulation
- ⚠Prohibited in aerosol/spray products
In depth
What it does
The sodium salt of dehydroacetic acid, a broad-spectrum synthetic preservative used in water-based cosmetics to prevent microbial growth. As an preservative ingredient, it is particularly valued for broad-spectrum antimicrobial that inhibits bacteria, fungi, and yeast, ecocert/cosmos-approved, popular in natural-positioned formulas, and effective at low usage levels (up to 0.6%).