Ingredient Directory
Synthetic

Dehydroacetic Acid

DHA (3-Acetyl-6-methyl-2H-pyran-2

Safety Flags
Safety Notes

Natural-positioned formulations leave-on and rinse-off

Function & Common Use

Function

4(3H)-dione)

Category

PRES

Common In

None

Origin

Preservative

Concentration Limits

India (CDSCO)

EU Annex V: max 0.6% as acid

EU Cosmetics Reg.

No

Format restriction: No formal limit

Baby restriction: Both

Frequently Asked Questions

Is Dehydroacetic Acid safe to use in skincare?

Dehydroacetic Acid has a High concern rating. Natural-positioned formulations leave-on and rinse-off

Is Dehydroacetic Acid allowed in India?

Dehydroacetic Acid is currently classified as "EU Annex V" under Indian cosmetics regulations. The maximum permitted concentration is EU Annex V: max 0.6% as acid.

What is Dehydroacetic Acid used for in cosmetics?

Dehydroacetic Acid functions as: 4(3H)-dione). It is commonly found in: None.

Is Dehydroacetic Acid safe for babies?

Dehydroacetic Acid has baby/child restrictions: Both. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.

TCS Assessment
Synthetic
Based on peer-reviewed safety data, regulatory status, and expert review by The Clean Sheet panel.

Regulatory Status

India (CDSCO)
EU Annex V
EU
Low
US FDA
Permitted
Korea (MFDS)
Permitted

EU Annex: Permitted

Identifiers

CAS520-45-6
EC208-293-9

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