D-methionine sulfoxide is the D-isomer of Methionine sulfoxide. Methionine sulfoxide is an oxidation product of methionine. Methionine is the limiting amino acid in milk or leguminous proteins , which is easily oxidized during the course of storage or processing[1].
[1]. Kuzmicky DD, et al. Availability of oxidized sulfur amino acids for the growing chick. Poult Sci. 1977 Sep;56(5):1560-5.
















