TLDR BOX Carnitine is an amino acid naturally found in the body; L-carnitine is the biologically active form absorbed from foods by your gut; It plays an important role in brain function and in the production of energy
The most studied supplement in history but there are still many doubts regarding creatine. Let’s see what recent scientific studies have to say. Take Home Messages Creatine is naturally found in the human body Creatine helps the body
Glycine and Muscle Loss Very few studies exist on supplementation with the amino acid glycine in humans. In rats it appears to prevent muscle loss when compared to alanine, another amino acid. It is unclear if this effect
