Pro GAD Enhancer assist patients who have difficulty producing sufficient amounts of GABA. The new Pro GAD Enhancer™ includes: Kava Kava, NAC, glycine, zinc and magnesium -- all designed to help with relaxation and metabolize GABA. Kava kava is an herb that is approved for the treatment of anxiety, stress, restlessness, tension, and agitation, by a broad inhibition of neuronal firing, modulating GABA receptors, as well as inhibiting inflammation.