Arginine + Citrulline (1:1 Ratio)
AMP contains the magic 1:1 ratio that has been shown to synergistically improve vascular flow and erectile response. Moreover, clinical research has revealed that patients with erectile dysfunction have lower levels of both Arginine and Citrulline.
M. Morita et al., “Oral supplementation with a combination of L-citrulline and L-arginine rapidly increases plasma L-arginine concentration and enhances NO bioavailability,” Biochem. Biophys. Res. Commun., 2014.
A. Barassi et al., “Levels of L-arginine and L-citrulline in patients with erectile dysfunction of different etiology,” Andrology, 2017.