The invention relates to a compound of formula (I), or a pharmacologically or cosmetically acceptable salt or derivative thereof, wherein R1 to R5 are selected from the groups R1 representing -alkyl, -vinyl, CHOHCH2OH, R2 representing H, OH, Oalkyl, Oacyl, saccharide groups, modified saccharide groups (e.g. malonylated), R3 representing H, OH, Oalkyl, Oacyl, modified Oacyl (e.g. malonylated), saccharide groups, modified saccharide groups (e.g. malonylated), R4, R5 representing COOH, -carbonic esters, for use as drug, antioxidant, food supplement. The invention also relates to a method for producing the compound of formula (I).
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