How Much L-Arginine Do You Need?

L-arginine supplements are generally used to lower blood pressure or heart problems, but many are marketed as nitric oxide supplements that are used for bodybuilders and athletes. L-arginine is the precursor to nitric oxide, which helps dilate blood vessels and promotes a healthy blood flow throughout the body.

Because there are different uses for l-arginine, there are different recommended doses to take depending on why the person is taking it. Taking the right amount will help you to receive the maximum benefits and results from the supplement.

How Much L-Arginine Do You Need?


If you’re taking products with l-arginine in it, like L-Arginine Plus, before a workout to get your muscles pumped and fed with oxygen and nutrients, then the recommended dose to take at least 5g or 5,000 mg 30 minutes before your workout and on an empty stomach.

Taking at least 5,000 mg of l-arginine will create a sufficient amount of nitric oxide to help you have a greater endurance, pump, and quicker recovery time between workouts. If you are new to taking l-arginine supplements, be sure to not take too much (over 8,000 mg) off the bat or you may experience an upset stomach.

High Blood Pressure

L-arginine and nitric oxide help lower blood pressure by opening up blood vessels that may be blocked by plaque caused from sodium or cholesterol. Nitrix oxide works to dilate blood vessels so that blood that freely flow which reduces the risk of heart attack, heart disease or stroke.

How much l-arginine do you need for high blood pressure? The recommended dose is similar to the pre-workout dose of 5,000 mg. Depending on how high your blood pressure is, taking 5,000 mg once to twice a day will help relieve high blood pressure.

Be sure to speak with your doctor to tailor it to your needs. Taking too much l-arginine can be dangerous as it can lower your blood pressure too much.

Congestive Heart Failure

The National Institutes of Health recommend taking anywhere from 600 mg to 20,000 mg of l-arginine per day to help with congestive heart failure. The amount should be split into separate times throughout the day.

A higher amount may be required because the blood vessels or arteries have already undergone stress and failure. In order to avoid worsening heart problems, taking l-arginine multiple times a day may be the best solution to keep the arteries open.

Erectile Dysfunction

Men that struggle with erectile dysfunction (ED) can have their problems eleviated with l-arginine supplements. L-arginine not only helps with sexual endurance, but it also allows blood to flow throughout the body, helping to gain and keep an erection.

The National Institutes of Health recommend a dosage no lower than 5,000 mg, as doses lower appeared to be ineffective. Taking 5,000 mg of l-arginine is a natural, prescription free way to treat erectile dysfunction.

If you decide that l-arginine can help you relieve any of these health problems, remember to visit your doctor first to make sure that it is safe for you. L-arginine can be harmful for those with kidney problems or any form of herpes.

L-Arginine Plus provides over 5,000 mg of l-arginine in each serving so that you can feel confident in the product you’re taking. You can be sure that it is the best quality l-arginine to provide you with the best quality results.


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