What is it and what is it used for? Nature Essential L-Arginine, 50 capsules is a dietary supplement in capsule form that contains L-arginine, an essential amino acid found in foods such as meat, fish, dairy products and nuts. L-arginine is a precursor to nitric oxide in the body, meaning it is a compound that is converted into nitric oxide once ingested. Nitric oxide is a molecule that plays an important role in regulating blood flow and cardiovascular function. Similarly, L-arginine may have a stimulating effect on the immune system, which can help strengthen the bodys response to infection and disease. It also has vasodilating properties, which may help lower blood pressure in people with high blood pressure. Who is it for? Nature Essential L-Arginine is indicated for adults who wish to supplement their diet with L-arginine and obtain the potential benefits associated with this amino acid. It is especially recommended for those who wish to improve blood circulation, promote cardiovascular health, boost the immune system, reduce blood pressure, improve sexual function or promote wound healing. Instructions for use As a dietary supplement, take 1 capsule daily with a meal. Take with plenty of water. Contraindications If you have a known allergy to L-arginine or other amino acids, you should avoid using this supplement. L-arginine has been associated with activation of the herpes simplex virus, so caution is recommended in people with a history of genital herpes or who are prone to herpes outbreaks. Caution is advised in people who already have hypotension or who are taking medications for low blood pressure. L-arginine is metabolized in the kidneys and liver, so caution is advised in people with kidney or liver disease and it is recommended to consult a healthcare professional before using the supplement. There is not enough evidence regarding the safety of L-arginine during pregnancy and breastfeeding, so it is recommended to consult a healthcare professional before using this supplement during these stages. Keep out of reach of small children. Composition L-arginine 500 mg and gelatin