L-Tryptophan is an essential amino acid that is necessary for making proteins. It is naturally found in red meat, poultry, eggs, and dairy. L-tryptophan is important for many organs in the body. L-tryptophan is not made by the body and must be consumed from the diet.

L-Tryptophan is an essential amino acid that is necessary for making proteins. It is naturally found in red meat, poultry, eggs, and dairy. L-tryptophan is important for many organs in the body. L-tryptophan is not made by the body and must be consumed from the diet.