INCI name

HYDROXYPYRIDINONE

This entry shows data from the EU CosIng database. An editorial description has not been written and reviewed yet.

Functions

Surfactant – foam boosting
Increasing foaming capacity and/or stabilize foams in general.
Hair dyeing
Imparting color to hair. Hair dyeing preparations may be temporary, semi-permanent, permanent, depending on the length of time the colorant remains on the hair.

EU regulation

EU · Annex II, entry 1249Hydroxypyridinone and its salts, when used as a substance in hair dye products
As of
3 November 2026 · (EC) 2009/1223
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