Dietary Supplement. Human Growth Factors and IGF-1 Precursors. Improves physical performance; Speeds recovery; Enhances cardiac output. Developed by leading research scientists and biochemist, Secretagogue-One addresses issues of vital importance for health, wellness and physical performance. Secretagogue-One is a proprietary blend of amino acids and precursor nutrients which enhance the body's natural production of Human Growth Factors and Insulin-like Growth Factor-1 (IGF-1). Increased Human Growth Factors and IGF-1 levels have been shown to improve physical performance, speed recover from training, increase cardiac output, and increase immune function. Individual results may vary. Vincent C. Giampapa - Founder, Longevity Institute International, Hormonal Replacement Specialist: As a specialist in Hormone Replacement Therapy (HRT) and Anti-Aging Medicine, I understand the importance of hormone regulation. MHP has taken the latest breakthroughs in scientific research for the development of Secretagogue-One. This nutraceutical formula is designed to naturally optimize the body's production of key precursor hormones, for maximum performance and well being. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.)