L-Arginine HCL, or hydrochloride, is used in the production of each capsule of the Amazing Formulas L-Arginine 500mg dietary supplement. There is strong evidence that this type of L-arginine is more readily absorbed by the body.
- L-Arginine is primarily known to support energy production, support peak athletic performance and lean body mass
- Helps in bolstering the immune system
- Support cardiovascular health and aids in maintaining hormonal balance
- Boost nitric oxide levels & expand blood vessels to promote healthy circulation
- Increase sexual performance and libido
- Support metabolism and endurance
A "semi-essential amino acid," or L-arginine, is a type of chemical compound required by the body to create proteins. It is a recognized precursor to nitric oxide, a gas. It has a variety of significant functions in your body. L-Arginine cannot be spontaneously produced by the body. Therefore, it's crucial to eat meals like red meat, poultry, fish, and dairy items that are high in L-Arginine. While L-Arginine can be found in many foods made from both plants and animals, many people need more of it, especially those who lead busy lifestyles.
L-Arginine assists the body in producing the ATP required to provide energy to muscles and organs. It is crucial for the synthesis of creatine, a substance that boosts energy levels in muscular tissue and encourages muscle growth.
L-arginine transforms into nitric oxide within the body (NO). A potent neurotransmitter that promotes circulation and helps blood arteries relax is nitric oxide. L-Arginine is well known for its remarkable immune system-boosting properties.
Since arginine may help enhance blood flow in the arteries of the heart, it is well known that L-Arginine supports the effective operation of our cardiovascular system.
| Country of Manufacture | United States |
|---|---|
| Product Condition | NewCondition |
| Feature | No |
| Color | No |
| Size | No |
| UPC Code | 810180021357 |
| GTIN | 810180021357 |
| Maker | Amazing Nutrition |
| Manufacturer Product ID | No |
| Quantity in Box/Display | No |
| Serving Size | No |
| Flavor | No |
| Scent | No |
| Gender | No |
| Expiry Date | No |
| Time Needed for Effectiveness | No |
| Dietary Factors | No |
| Product Features | No |
| Product Type | No |
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Questions:
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1voteA: L-Arginine is a semi-essential amino acid (the body produces some, but adults often benefit from dietary or supplemental support) that serves as the direct substrate for nitric oxide synthase enzymes. Nitric oxide produced from L-Arginine signals blood vessel walls to relax and widen, supporting healthy blood flow, oxygen delivery to tissues, and circulatory function — making L-Arginine a cornerstone of cardiovascular wellness protocols.Posted by on Saturday, May 2, 2026
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1voteA: L-Arginine is the direct nitric oxide precursor, but oral absorption is significantly limited by first-pass metabolism in the gut and liver. L-Citrulline bypasses this first-pass effect and is converted to L-Arginine in the kidneys, often producing higher sustained plasma arginine levels per dose. Many adults take both — L-Arginine for direct supply and L-Citrulline for sustained levels — or stack them in a single protocol.Posted by on Saturday, May 2, 2026
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1voteA: Most adults take 1 to 2 capsules (500 to 1000 mg) one to three times daily for general cardiovascular support, ideally on a relatively empty stomach for faster absorption. For exercise performance, 3 to 6 grams 30 to 60 minutes before training is common. Adults with herpes simplex history should be aware that L-Arginine may promote viral replication in some cases — pairing with L-Lysine can offset this concern.Posted by on Saturday, May 2, 2026
