Hypertension-attenuating effect of whey protein hydrolysate on spontaneously hypertensive rats

► Whey protein hydrolysate possesses angiotensin I-converting enzyme (ACE)-inhibitory activity and antihypertensive effect. ► It can decrease the blood pressure of SHRs. ► It can decrease the ACE activity in plasma, lung, kidney and abdominal aorta of SHRs.