Other Name DHA INCI Name ERYTHRULOSE Molecular Formula C4H8O4 Molecular Weight 1201 Appearance Clear yellow viscous liquid Purity 80 CAS NO 533506 Application cosmetics and skin care products Erythrulose is a natural ketose Generally used in conjunction with dihydroxyacetone DHA Make DHA darker in color and more evenly distributed Dosage 13 for water phase below 40 Erythrulose is a natural tanning ingredient that provides a more real more uniform and longerlasting tanning effect Due to its smooth tanning kinetics it is a particularly useful progressive tanning product It can be well combined with ActiBisoDHA hydroxyacetone for two product types classic selftanning agent and progressive tanning agent Erythrulose is a natural ketose that reacts with the amino groups of protein peptides on the skin surface through Maillard reaction to produce a brown polymer product that directly binds to the skin surface stratum corneum which is compatible with 13dihydroxyacetone In contrast erythrulose provides a more natural and true tan lasts longer and the formula is more stable As a partner of DHA Erythulose improves key selftanning product characteristics such as less streaks more natural color and it avoids skin dryness and irritation Erythrulose causes a permanent tanning effectit can only be removed through the skins natural desquamation process Erythulose is mainly used as a raw material for cosmetic formulations especially as a sunscreen it has a special effect can prevent excessive evaporation of skin moisture and play a role in moisturizing sun protection and UV radiation protection Apply on the skin to darken the complexion