L-Arginine found in SilverOnyx Nitric Oxide supplements is an amino acid which can be converted to nitric oxide. Our nitric oxide support supplement also contains citrulline malate.Supplement Facts (per 2 Veggie Capsules): Niacin - 15mg Calcium (as Calcium Carbonate) - 36 mgL-Arginine - 400mgL-Arginine AKG 2:1 Extract - 400mgL-Citrulline - 200mgL-Citrulline Malate Extract - 200mgBeta Alanine - 80mgInactive Ingredients: Cellulose (Vegetable Capsule), Magnesium Stearate (Vegetable), Silicon Dioxide. Each batch of our SilverOnyx Nitric Oxide Arginine Supplement is proudly manufactured and bottled in the USA facility following strict cGMP guidelines. Third party reviewed for purity and quality by an experienced dietary supplement laboratory.

• Extra Strength Nitric Oxide: Our premium nitric oxide supplements stack includes: L Arginine, Niacin, Calcium, L Arginine Akg 2:1 Extract, L Citrulline, Malate Extract and Beta Alanine; These extra strength ingredients provide for supercharged muscle pumps
• Supports Muscle Growth and Recovery: SilverOnyx Nitric Oxide supplements for men are specially formulated with L Citrulline and L Arginine to support muscle growth and recovery from normal workout routines
• Increased Workout Production: Nitric Oxide helps support workouts from pre-workout prep to providing a powerful 'pump' to quick recovery
• Trusted Formula: Our Nitric Oxide Supplement is proudly formulated and bottled in the USA following strict cGMP guidelines; Our L-Arginine capsules are third party tested to assure the quality and purity
• Nitric Oxide Stacking Blend with L Arginine Plus L Citrulline Beta Alanine AKG: Muscle booster strength supplement and support capsules from natures nutrition best boost extra flow format larginine loss malate max men mg natural pills pre workout pump arganine argenine argine arginina arinine nitic nitrate nitrite nitrix nitro nitrogen nitrous oxcide 1000 1000mg 3000mg 5000mg 500mg