Source Naturals, DL Phenylalanine, 750mg, 60 ct Joint Health is a predecessor of arginine

is a predecessor of arginine

Cat's Claw Defense Complex combines powerful herbs and nutrients known for their ability to support the immune system

Magnesium (as magnesium citrate and oxide) - 20 mg

L-Ornithine

necessary for producing and storing energy (ATP)

Source Naturals, DL Phenylalanine, 750mg, 60 ct Joint Health is a predecessor of arginineDL Phenylalanine, or DLPA, is a 50 50 mixture of the D and L forms of the amino acid phenylalanine (phenylalanine is one of the few aminos that can be utilized in its D form). Researchers believe that D phenylalanine (DPA) inhibits the action of an enzyme that breaks down endorphins and enkephalins. These are proteins that bind to opioid receptor sites in the brain, thereby influencing the perception of minor discomfort that is associated with normal