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Dihydroxyacetone (DHA)

A 3-carbon sugar that reacts with amino acids in the stratum corneum to produce brown polymers (melanoidins).

Category/Notes

Self-tanning agent

Benefits

Safely imparts a tanned color to the skin without UV exposure. Used in sunless tanners; it can temporarily camouflage uneven pigmentation. DHA is a well-established cosmetic for a UV-free tan. (Note: purely cosmetic coloration benefit.)

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Dihydroxyacetone (DHA)

June 23, 2025

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