Dehydroacetic Acid

CAS: 520-45-6

Toxicity Score

3 /10
Lower Risk

Primary Concern

mild skin irritation

Found In

Various products

Persona Risk

General population risk

Clinical Summary

Dehydroacetic acid is commonly used as a preservative in cosmetics to prevent the growth of bacteria and fungi. It is considered generally safe for use in cosmetics, although there is a potential for mild skin irritation, particularly in individuals with sensitive skin. Regulatory agencies such as the European Commission have deemed it safe for use in concentrations up to 0.6% in cosmetics.

Identified Health Risks

mild skin irritation

What This Score Means

Lower Risk. This ingredient scores 3/10. Generally considered safer, though individual sensitivities may vary. Always check with your healthcare provider for specific concerns.

Not sure if Dehydroacetic Acid is hiding under a different name in your cabinet?

Don’t guess. Snap a photo of any product label and get the full breakdown in seconds.

Launch the Scanner ← Back to Ingredient Database

A letter from the community

Our community was founded on idea that every family deserves to know what’s in the products they bring home. We built lowtox.group so you never have to wonder again.

— lowtox.group mission