| abstract |
The present invention provides kits containing acidic compositions and compositions based on hydroxyalkylureas. The present invention relates to (1) a composition A comprising a physiologically acceptable acidic medium and at least one skin care agent and / or scalp care agent; and (2) separately from composition A. And a physiologically acceptable basic medium, and at least one of the following formula (I), wherein R 1 , R 2 , R 3 , and R 4 are each independently a hydrogen atom, C 1 -C 4 alkyl group or optionally C 2 -C 6 hydroxyalkyl group containing 1 to 5 hydroxyl groups, hydroxyalkyl urea represented) at least one hydroxyalkyl group R1~R4 group, And a skin care and / or scalp care kit comprising Composition B comprising salts, solvates and isomers thereof. [Selection figure] None |