Doctor's Best Sustained Plus Immediate Release L-Arginine, Non-GMO, Vegan, Gluten & Soy Free, 500 mg, Tablet, 120 Count

Has positive benefits on athletic performance Product Note Exposure to heat or sunlight may lead to meltingdamage of product. Hence customers are expected to be available during the product delivery Promotes a healthy cardiovascular system enhances healthy circulation Gluten Free, Non-GMO, Vegan Label images may vary During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers recommendations, when provided.. Sustained plus immediate release l-arginine contains this conditionally essential amino acid in a bilayer tablet, with two tablets providing 500 mg of sustained release and 500 mg of immediate release l-arginine in a formula that allows for enhanced blood levels of this nutrient.

most supplemental l-arginine is quickly absorbed into circulation and is extremely efficiently metabolized, yielding only a short-lived boost to l-arginine levels. sustained plus immediate release l-arginine tablets are specifically manufactured to immediately increase blood levels of l-arginine and then to sustain this beneficial increase continuously over an 8-hour period.*l-arginine has been shown to support the cardio- vascular system, promote vigorous heart function and enhance healthy circulation throughout the body through its conversion to nitric oxide.* research suggests l-arginine supplementation may also have positive benefits on athletic performance.*