Stimulates Production of L-Tryptophan, L-Cystine and Serotonin. Supports Brain Health and Cognitive Activity. Supports Sleep Quality. Manufactured in the USA. L-Serine is an amino acid which supports neuron proliferation and health. It also supports the production of purines, pyrimdines, and important amino acids such as Tryptophan, L-Cystine, and Glycine. L-Serine also supports the proliferation and maintenance of new cells. While the body does produce some L-Serine, it does not do so in high enough quantities to meet all the bodys demand for it so an external supply from diet or supplementation is recommended. Supports Neuron Health - L-Serine is a key component in the synthesis of various phospholipids needed to support neuron health. Supports Amino Acid Production - L-Serine is used by the body to support the production important amino acids such as Tryptophan, L-Cystine, and Glycine. Supports Healthy Sleep - L-Serine supports the production of amino acids like Tryptophan and Glycine that may support healthy sleep. Manufactured In The USA - Our L-Serine is manufactured right here in the USA and is tested for purity and potency. Professional Supplements > Vitamins & Supplements > Amino Acids new adult unisex 0.3307

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