Turkovic et al., 2004), resistant to L-NAME, even in conditions when L-arginine does not work, which has some physiologic importance (Sikiric et al., 1997
Some users respond well to very low doses, while others require more to notice effects

Other ingredients Water, centella asiatica extract (13.5%), butylene glycol, dipropylene glycol, nelumbo nucifera extract, artemisia annua extract, oryza sativa (rice) extract, saccharomyces ferment, niacinamide (1,000ppm), glutathione (1,000ppm), solanum melongena (eggplant) fruit extract, melaleuca alternifolia (tea tree) leaf extract, hydrolyzed collagen, beta-glucan, hippophae rhamnoides fruit extract, sodium hyaluronate, madecassic acid, asiaticoside, asiatic acid, squalane, caprylic/capric triglyceride, hydrogenated lecithin, glyceryl stearate, cholesterol, propanediol, disodium edta, glyceryl acrylate/acrylic acid copolymer, cellulose gum, xanthan gum, inulin, cellulose, glucose, fructose, polyglucuronic acid, hydroxyethyl urea, ethylhexylglycerin, hydroxyacetophenone, hydroxyethyl acrylate /sodium acryloyldimethyl taurate copolymer, glycerin, dipotassium glycyrrhizate, 1,2-hexanediol, carbomer, arginine

Skin Rejuvenation: Stimulates collagen and elastin production, leading to improved skin texture, a reduction in fine lines, and a more radiant, youthful appearance