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Description
NOW L-Arginine (500mg - 250 caps)Supports protein and creatine synthesis, nitric oxide production Helps the detoxification of ammonia in the body Conditionally Essential Amino Acid Free Form Description NOW L Arginine 500mg 250 Capsule(s) NPN: 80006111 L arginine is a chemical building block called 'an amino acid.' It is obtained from the diet and is necessary for the body to make proteins. L arginine is found in red meat, poultry, fish, and dairy products. It can also be made in a
NOW - L-Arginine 500mg - 250 Capsule(s) - NPN: 80006111 -- L-arginine is a chemical building block called 'an amino acid.' It is obtained from the diet and is necessary for the body to make proteins. L-arginine is found in red meat, poultry, fish, and dairy products. It can also be made in a laboratory and used as medicine.L-arginine is used for chest pain (angina), narrowing of blood vessels that causes poor blood flow to the limbs (peripheral arterial disease), high blood pressure, erectile dysfunction (ED), a pregnancy complication marked by high blood pressure and protein in the urine (pre-eclampsia), high blood pressure during pregnancy, and a serious intestinal disease in premature infants (necrotizing enterocolitis or NEC). It is also used for many other conditions, but there is no good scientific evidence to support these other uses.How does it work?L-arginine is converted in the body into a chemical called nitric oxide. Nitric oxide causes blood vessels to open wider for improved blood flow. L-arginine also stimulates the release of growth hormone, insulin, and other substances in the body.
INGREDIENTS
Medicinal Ingredients
- L-Arginine500 mg
- L-ornithine250 mg
- Gelatin
- Magnesium Stearate
- Silicon dioxide
- Sodium lauryl sulfate
- Water
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4.7 ★★★★★
Based on 10 reviews
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Product Reviews
★★★★★ 5
Love this Protein Drink!
Flavor Name: Chocolate, Size: 11.5 Fl Oz (Pack of 12)
MY husband and I are addicted to these shakes. The flavor is good and its packed with protein and other vitamins and minerals. Great afternoon snack.
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Reviewed in the United States on April 28, 2026
★★★★★ 5
Great product but prices are now the same or more than local stores
Flavor Name: Chocolate, Size: 11.5 Fl Oz (Pack of 12)
I really love this product, especially in these bottles. I drink it everyday. I bought it several times but they raised the price so I buy it locally now
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Hands down best protein drink
Flavor Name: Chocolate, Size: 11.5 Fl Oz (Pack of 12)
Best protein drink out there. Chocolate is the best flavor. My opinion anyway. Helped me lose 65 pounds.
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Reviewed in the United States on May 11, 2026
★★★★★ 5
Incredible, perfect
Flavor Name: Zero Ultra, Size: 16 Fl oz (Pack of 15)
This is definitely the best flavor of Monster! No calories, but full flavor. I can't get enough of this stuff. It does cost a bit, but it is worth getting every once in awhile as a treat. I love it, and I would definitely recommend it. There is a high level of carbonation, so it doesn't go flat too quickly.
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Reviewed in the United States on May 24, 2026
★★★★★ 5
This Stuff Turned My Morning into a Rocket Launch – No Crash, Just Pure Chaos!
Flavor Name: Zero Ultra, Size: 16 Ounce (Pack of 24), Flavor Name: Zero Ultra, Size: 16 Ounce (Pack of 24)
I popped open my first can of this sparkling energy elixir expecting the usual lukewarm disappointment, but instead, it hit like a caffeinated unicorn tap-dancing on my taste buds. The flavor is ridiculously good – think tropical punch meets crisp citrus without that artificial "why did I do this" aftertaste. It's completely sugar-free, so no sneaky crash later, yet the carbonation is perfectly balanced: fizzy enough to feel exciting, but not so aggressive it turns your esophagus into a launchpad. Digestibility? Flawless. My stomach thanked me instead of staging a protest, which is a miracle for someone who once considered coffee a food group.
As for effectiveness, this bad boy delivers exactly what it promises and then some. The caffeine content is spot-on potent – enough to power through a soul-crushing workday or an impromptu home renovation project without the jitters or heart palpitations that usually come with high-octane drinks. I tackled my to-do list like a caffeinated superhero, all while staying hydrated and focused. Five stars for turning a regular Tuesday into an epic quest. If you're looking for clean, bubbly motivation in a can, stop scrolling and add this to your cart immediately. Your future self will high-five you.
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Reviewed in the United States on May 13, 2026