Sodium Dehydroacetate and Dehydroacetic Acid.

What was studied

2023 re-review reaffirmed the prior safety conclusion for described cosmetic use and concentrations. Published safety re-review, not preservative efficacy or skin benefit trial; prior and updated exposure bounds apply.

Checked against the published abstract on Oct 1, 2026. Source 1 ↗Source 2 ↗