- Science-Based Nutrition
- Helps Boost Nitric Oxide (NO) Levels to Support Overall Cardiovascular Health
- Dietary Supplement
- Non-GMO – Gluten Free – Soy Free – Vegan
Doctor’s Best Sustained plus Immediate Release L-Arginine contains this 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 delivers enhanced blood levels. These 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.
Research suggests that arginine supplementation helps increase muscle mass and may also positively beneficial in improving endurance as it a precursor to creatine, which helps supply energy to all cells of the body. L-arginine has been shown to support the cardiovascular system, heart function and improve overall circulation through its conversion to nitric oxide.
- Helps support athletic endurance
- Helps support recovery from athletic performance
Take 2 tablets daily with food, or as recommended by a nutritionally-informed physician.
Microcrystalline cellulose, stearic acid, silicon dioxide, magnesium stearate (vegetable source), croscarmellose sodium, hypromellose (coating).
Not intended for individuals under the age of 18. Consult your physician if pregnant, nursing, have a medical condition, taking nitrates, warfarin, sildenafil (Viagra), medications for hypertension diabetes, or other supplement that may lower blood pressure while taking in comcomitant with this product. Keep out of reach of children.
Store in a cool dry place.
|Serving Size: 2 Tablets|
|Servings Per Container: 60|
|Amount Per Serving||%Daily Value|
(as 500 mg immediate release and 500 mg sustained release from L-Arginine Alpha-Ketoglutarate)
|†Daily Value not established.|