L-theanine is an amino acid. While more research is necessary, possible benefits include managing anxiety, relieving stress, and reducing insomnia. L-theanine is primarily found in green and black tea ...
L-carnitine, also known as levocarnitine, is a naturally occurring amino acid structure that the body produces. It plays a critical role in energy production, converting fat into energy. Most people ...
L-carnitine is an amino acid produced by the body and found in some foods and supplements. It may offer some health benefits, including increased weight loss, improved brain function, and more.