NOW Foods Arginine & Citrulline – 120 Capsules | Circulation & Workout Performance

L-arginine is the amino acid the body converts into nitric oxide, which is what widens blood vessels during exercise.

Why people take it

• A precursor to nitric oxide
• Supports blood flow and exercise pump
• Also involved in ammonia clearance and protein synthesis

Product details

• Form: Capsules
• 120 capsules per bottle
• Brand: NOW Foods

How to take

Take on an empty stomach, 30-60 minutes before training.