Your body needs arginine, more commonly known as L-arginine in supplement form, to carry out several important functions. It’s an amino acid that helps build proteins. It’s especially important for ...

L-methylfolate is a form of folate, or vitamin B9, that can help regulate serotonin and dopamine levels. Because these chemicals affect mood, some people believe taking l-methylfolate may help with ...

Medicare Supplement Plan L is 1 of 10 Medigap plans. It helps cover many of the gaps in your Original Medicare coverage, and it caps your annual out-of-pocket costs related to Medicare. Share on ...

L-citrulline is a substance called a non-essential amino acid. Your kidneys change L-citrulline into another amino acid called L-arginine and a chemical called nitric oxide. These compounds are ...