Please note that this section reports on claims that have yet been substantiated through
Arginine is claimed to improve fertility in men. It does this by increasing sperm
count. It may also help stimulate the output of human growth hormone (HGH). Plus,
it may increase collagen in connective tissue (found in every organ in the body).
Arginine may help reduce fatigue and increase muscle mass. It may also help wounds
heal. It may also help treat diabetes and liver disease.
There are some indications that arginine may help fight cancer. It may also aid in
treating HIV and AIDS.
Amino acids (AAs) are available as individual AAs or in AA combinations. They also
come as part of multi-vitamins, proteins, and food supplements. The forms include
tablets, fluids, and powders.
Note that by eating enough protein in your diet, you get all of the amino acids you
There are no conditions that increase the requirements for arginine. However, newborns
have higher requirements than adults.
Side effects, toxicity, and interactions
Using a single amino acid supplement may lead to negative nitrogen balance. This can
decrease how efficient your metabolism is. It can also make your kidneys work harder.
In children, taking single amino acid supplements may also cause growth problems.
You should not take high doses of individual amino acids for long periods of time.
If you have diabetes, liver or kidney problems, or an electrolyte imbalance, talk
to your healthcare provider before using arginine. It may cause high potassium levels
in your blood. This can be life-threatening.
The following people should not use arginine supplements: