7,17-Dihydroxydocosahexaenoic Acid
A cosmetic ingredient used as skin conditioning - emollient, skin protecting, skin conditioning - occlusive in skincare, haircare, and personal-care products sold in the European Union.
What is it?
7,17-Dihydroxydocosahexaenoic Acid is the organic compound.
What does it do?
7,17-Dihydroxydocosahexaenoic Acid is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Skin conditioning - emollient
softens the skin by reducing roughness and friction between skin cells
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Skin protecting
helps shield skin from external environmental factors
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Skin conditioning - occlusive
forms an occlusive layer on the skin to slow water loss, complementing humectants
EU regulatory status
7,17-Dihydroxydocosahexaenoic Acid is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is 7,17-Dihydroxydocosahexaenoic Acid?
7,17-Dihydroxydocosahexaenoic Acid is a cosmetic ingredient catalogued in the EU CosIng database. 7,17-Dihydroxydocosahexaenoic Acid is the organic compound.
Is 7,17-Dihydroxydocosahexaenoic Acid allowed in cosmetics in the EU?
Yes. 7,17-Dihydroxydocosahexaenoic Acid is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does 7,17-Dihydroxydocosahexaenoic Acid do in cosmetic products?
7,17-Dihydroxydocosahexaenoic Acid is declared in the EU cosmetic ingredient inventory with these functions: skin conditioning - emollient, skin protecting, skin conditioning - occlusive.
What is the CAS number of 7,17-Dihydroxydocosahexaenoic Acid?
The CAS (Chemical Abstracts Service) number for 7,17-Dihydroxydocosahexaenoic Acid is 578008-43-2.
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Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 07/05/2026