* Dietary Supplement * Dr. Michael Murray Recommended * Promotes Healthy Blood Pressure * Purity & Potency Guaranteed PeptACE is composed of a mixture of 9 highly purified small peptides (proteins) derived from bonito fish. Studies have shown that PeptACE promotes healthy blood pressure already within normal range. All Natural Factors products are manufactured in accordance with the Government of Canada"s Good Manufacturing Practices (GMP), among the highest standards in the world.