A 1999 study did not find a difference between l-arginine and placebo in men with mixed-type ED. A 2003 study found that arginyl aspartate and Pycnogenol (a natural health supplement made from ...

However, no study results confirm that L-arginine creams are effective. The FDA warns men against purchasing certain supplements and creams that promise to treat ED. Most of these products do not ...

For Forbes it was a theory worth testing – and he wanted to test two different L-arginine doses on healthy, athletic men – the group most likely to purchase this readily-available supplement.

Jan. 9, 2004 — Topical L-arginine cream improves blood flow and temperature in the feet of diabetics, according to the results of a preliminary trial published as a letter in the January issue ...

In fact, early studies have found that arginine supplements may help alleviate ED in men with low nitrate levels. A study reported in Urology also found that oral supplements of L-citrulline may ...

For Forbes it was a theory worth testing – and he wanted to test two different L-arginine doses on healthy, athletic men – the group most likely to purchase this readily-available supplement.