L-Arginine is an amino acid that is essential for the production of some proteins in the body. It is widely used to enhance performance during physical exercise.
L-Arginine is naturally found in some high protein foods such as poultry, soybeans, fish, whole grains, and beans. Be sure to add it to your diet.
You can also get a supplement of L-Arginine.
According to the manufacturer’s instructions (if using supplement)
At least 30 minutes before exercising
Nausea, digestive upset, abdominal pain