| abstract |
The invention relates to the uses of 2-oxo-4-methylthiobutyric acid (I), its salts and derivatives thereof in which R represents a group chosen from COOH, COOR ', NH 2 , NHR', NR'R "where R 'and R" are chosen, independently of one another, in the group of linear or branched alkyl radicals having 1 to 12 carbon atoms, and cycloalkyl radicals having 3 to 12 carbon atoms, as a dietary supplement, especially in animal nutrition. |