NOW Foods L-Arginine – 500mg, 250 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

• 500mg per serving
• Form: Capsules
• 250 capsules per bottle
• Brand: NOW Foods

How to take

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