Revelika
Preservative

Dehydroacetic Acid

INCI · Dehydroacetic Acid

Revelika safety grade

Overview

A preservative effective mainly against yeast and mold, often used together with benzyl alcohol in gentler, 'natural-positioned' preservative systems. It helps keep water-based products stable.

Who it's for

Common in mild and naturally-marketed preservative blends.

Cautions

A preservative rather than a skin-treatment ingredient; works best at lower pH.

Suitability
Suits skin type
Dry Oily Combination Sensitive Acne-prone Mature Normal
Concentration
Concentration0 – 10%
Effective from
—
Max safe
—
In the glossary
Frequently asked
What does Dehydroacetic Acid do in skincare?

A preservative effective mainly against yeast and mold, often used together with benzyl alcohol in gentler, 'natural-positioned' preservative systems. It helps keep water-based products stable.

Is Dehydroacetic Acid considered safe for skin?

A preservative rather than a skin-treatment ingredient; works best at lower pH.

RRevelika

A science-forward beauty ingredient encyclopedia. Every entry is written from published research and graded conservatively before it publishes.

Editorial standard

Content is educational, not medical advice. When evidence is uncertain we say so — and we default to caution on pregnancy safety.

We use Google Analytics and Yandex Metrica (including Webvisor session recording) to understand how the site is used. In the EEA and UK these load only after you accept analytics cookies, and you can withdraw consent at any time by declining.

© 2026 REVELIKA · Built by ThirteenTabsEvidence-based · written from published research, graded conservatively