While individually beneficial, research has shown that the combination creates enhanced effects on blood flow / vasodilation, nitric oxide production, and body composition better than either ingredient can achieve alone
Journal of Clinical Investigation, 116 (7), 1776-1783
S., & Walsh, C
Raun and colleagues (Eur J Endocrinol, 1998) characterised it as the first growth hormone releasing peptide with selectivity approaching that of GHRH itself, reporting growth hormone release without the accompanying ACTH and cortisol elevation seen with earlier compounds in the class such as GHRP-6 and hexarelin
Mol Nutr Food Res 52:12351246 Schomburg L, Schweizer U, Holtmann B, Floh L, Sendtner M, Khrle J (2003) Gene disruption discloses role of selenoprotein P in selenium delivery to target tissues
1 Richie JP Jr, Nichenametla S, Neidig W, Calcagnotto A, Haley JS, Schell TD, Muscat JE