A milk peptide developed by Dutch dairy ingredients firm DMV International reduced blood pressure in people with hypertension, according to a small study published last month. The casein peptide, called C12, reduced systolic pressure in the 10 participants by an average of 9 points, while diastolic pressure fell an average of 6 points, write the researchers in the November issue of the American Journal of Hypertension (17(11 Pt 1):1056-8).