This product is gluten-free, kosher, and vegetarian-friendly.
DL-Phenylalanine (DLPA) is 50% D and 50% L forms of the amino acid phenylalanine. D-phenylalanine is an enkephalinase inhibitor and may help to block the degradation of enkephalins which may support comfort. L-phenylalanine is a precursor to neurotransmitters in the brain.
Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.