GNC L-Arginine 1000 mg. Here's a summary of its benefits based on the information you've provided:

• Fuels Muscle Growth: L-Arginine plays a role in protein synthesis, which can support muscle development, especially when combined with strength training.

• Boosts Nitric Oxide Production: L-Arginine is a precursor to nitric oxide, which helps in improving blood flow, potentially increasing nutrient delivery to muscles.

• Improved Oxygen Flow: By enhancing nitric oxide levels, it can help improve oxygen delivery during exercise, which might reduce fatigue and enhance endurance.

• Supports Heavy Training: Increased nitric oxide production could help with better performance during intense workouts.

• Formulated in the USA: This product is manufactured under quality controls in the USA, ensuring safety and standards.

• Dosage: Each serving contains 1000 mg of L-Arginine, with 90 tablets per bottle, offering about 1.5 months of supply if taken daily.