Anti-hypertensive dietary supplement derived from Salmo or Oncorhynchus protein hydrolysates

An anti-hypertensive fish protein hydrolysate is provided, wherein the fish is of the genus Salmo or Oncorhynchus, and wherein the fish protein hydrolysate that is prepared using bacillolysm from Bacillus stearothermophilus comprises at least one peptide selected from the group consisting of Leu-Ala-Phe, Leu-Thr-Phe, Ile-Ile-Phe, Leu-Ala-Tyr, Ile-Ala-Tyr, Val-Phe-Tyr, Tyr-Ala-Tyr, Val-Leu-Trp, Ile-Ala-Trp, Tyr- Ala-Leu and Tyr-Asn-Arg Method of making and methods for using such fish protein hydrolysates are also provided.