DL-Phenylalanine Supports a Healthy Mood L-glutamine is an essential fuel

L-glutamine is an essential fuel for enterocytes (the cells that line the small intestine and colon)

In another trial

zinc and magnesium

magnesium stearate (vegetable source) and arabic gum

Copper (as copper gluconate and copper citrate)

DL-Phenylalanine Supports a Healthy Mood L-glutamine is an essential fuelDescription Supports emotional well being and muscloskeletal relaxation DL Phenylalanine is a combination of the well tolerated essential amino acids, d phenylalanine and l phenylalanine. Together, these amino acids have been studied for their potential to promote mental functioning and to support positive mood. l Phenylalanine is a precursor to l tyrosine, which is converted to the catecholamine neurotransmitters norepinephrine, epinephrine, dopamine