RSP L-ARGININE 100 CAPS Amino Optimum Nutrition Optimum Nutrition Pro

Optimum Nutrition Optimum Nutrition Pro Gainer Protein Powder

* And all these high-quality ingredients come delivered with BSN's exclusive flavor technology

lactose and other stuff that you can do without

From the Manufacturer

ideal for post-workout

RSP L-ARGININE 100 CAPS Amino Optimum Nutrition Optimum Nutrition ProNitric oxide precursor increased vasodilation enhanced recovery dietary supplement arginine: The sciencel arginine is a conditionally essential amino acid that acts primarily as a nitric oxide precursor. During training, calcium release causes the blood vessels to utilize the nitric oxide synthase enzymes to created nitric oxide from available l arginine, thus relaxing and causing vasodilation. By supplying an adequate supply of l arginine, you will