Novel Nutraceutical Compositions

A dosage unit which comprises 0.01 g to about 5 g of leucine.

The method according to claim 21, wherein said leucine being used in an amount sufficient to provide a daily dosage of 0.001 g per kg body weight to about 1 g per kg body weight of the subject to which it is to be administered, said protein hydrolysates being used in an amount sufficient to provide a daily dosage of 0.01 g per kg body weight to about 3 g per kg body weight of the subject to which it is to be administered.

(canceled)

A method for the treatment of type 1 and 2 diabetes, and for the prevention of type 2 diabetes in those individuals with pre-diabetes, or impaired glucose tolerance (IGT) or obesity which comprises administering to a subject in need of such treatment leucine and protein hydrolysate.