SOURCE NATURALS - Serene Science L-Tryptophan 500 mg - 60 Capsules Brand_ManukaGuard Prepared Rehmannia Root

Prepared Rehmannia Root

and how it works with your existing décor and color scheme

these compounds are essential for healthy fetal neural development

dry place to preserve freshness

Hibiscus Sabdariffa Flower Extract*†

SOURCE NATURALS - Serene Science L-Tryptophan 500 mg - 60 Capsules Brand_ManukaGuard Prepared Rehmannia RootDESCRIPTION Positive Mood The essential amino acid L tryptophan is the precursor for the synthesis of serotonin, a hormone and a neurotransmitter involved with mood and stress response and sleep wake cycles. It helps support relaxation, restful sleep, and positive mood. If needed, l tryptophan converts to niacin in the body, an important B vitamin. Source Naturals L Tryptophan is extremely pure and is regularly tested to ensure the highest standards