| ≥1 piece |
L-Cystine is one of the important products the amino acid series. It is widely used in medical, chemical and food industries. ????
?? Cystine promotes oxide and reductive ability of human cell, increases white blood cell, cures the infections diseases such as asthma, never ache, eczema. It is a good drug for prevention of skin old and feeble, cirrhosis and other liver diseases