Ingredient

Dehydroacetic Acid

Neutral in 2

What is Dehydroacetic Acid?

Dehydroacetic Acid is a chemical compound commonly used as a preservative. It is synthesized through the dehydration of acetoacetic acid, and it appears as a white crystalline powder.

This preservative is primarily used to inhibit the growth of mold and bacteria in cosmetic and personal care products, as well as some home cleaning items. The safety of Dehydroacetic Acid has been evaluated by various health organizations, and it is considered to have a relatively low toxicity when used in recommended amounts.

When you see Dehydroacetic Acid on a label, it generally indicates a product formulated to maintain shelf stability and prevent microbial contamination, especially in non-food items.

Commonly found in: makeup, personal care products, cleaning products, home essentials

What to watch

  • May cause mild skin irritation in sensitive individuals.

Benefits

  • Helps to extend the shelf life of personal care products by preventing microbial growth.
FDA

Approved for use as a preservative in cosmetic products. It does not have specific restrictions but must be used as intended.

Research

Studies suggest low toxicity at typical usage levels, but some concerns about skin irritation remain.

Vegan

It is synthetically produced and does not involve animal-derived ingredients, making it compatible with vegan products.

Sources: Opinion on Dehydroacetic Acid (E 265)

Scout's take

Dehydroacetic Acid is a preservative used to prevent microbial growth in cosmetics. It is effective against fungi and bacteria.

The case against

Generally considered safe with low risk of irritation.

from the analysis of Salt & Stone Body Wash - Bergamot & Hinoki

The case for

Helps in preserving the product and extending its shelf life.

from the analysis of Salt & Stone Body Wash - Bergamot & Hinoki

Found in 2 products

Scan any product to see every ingredient explained — and healthier swaps.

Download on theApp Store GET IT ONGoogle Play