Doctor's Best, Arginine Complex with Nitrosigine, 750 mg
- Helps support arginine and silicon levels
- Helps increase nitric oxide levels to support overall cardiovascular health
- Fast-acting advanced ingredient that acts within 15 minutes, offering benefits that last up to 6 hours with a single dose
Doctor's Best Fast-Acting Arginine Complex with Nitrosigine ®️ uses a patented form of arginine silicate, clinically proven to significantly increase nitric oxide (NO) levels.
NO is a key factor in increasing blood flow to working muscles. Designed to take effect within 15 minutes, it provides benefits throughout the workout for up to 6 hours, with a single dose! Continued use creates NO levels, which can increase vessel flow and flexibility.