Pure Encapsulations FocusPlus provides neurotransmitter precursors to help balance dopamine  function in the brain for emotional wellness and to enhance daily mental function and sharpness. Features:Promotes the production of dopamine to support daily cognitive function and mental tasksProvides the dopamine precursors L-tyrosine and L-DOPA from Mucuna puriensIncludes the cofactors vitamin B6, Metafolin® L-5-MTHF, and zinc to support dopamine productionEnhances the stability of dopamine and maintains healthy dopamine reuptake with rhodiola and green tea polyphenolsEncourages cognitive function and mental sharpness with grape seed proanthocyanidinsProtects neuronal health and function with green tea and grape seed polyphenolsSupports optimal serum levels of zinc and folate to promote positive moodRecommended Dosage: 3-6 capsules daily, in divided doses, between meals. Medicinal Ingredients: (per capsule): L-Tyrosine 333.3 mg, Velvet-bean (Mucuna pruriens)Seed Extract 66 mg (10:1, 660 mg dried equivalent), Rhodiola (Rhodiola rosea) Root Std.Extract 33.3 mg (3% rosavins, 1% salidroside; 4-12:1, 133-399 mg dried equivalent), GreenTea (Camellia sinensis) Leaf Std. Extract 33.3 mg (90% catechins, 70% EGCG; 20:1, 666 mgdried equivalent), Grape (Vitis vinifera) Seed Std. Extract 33.3 mg (92% polyphenols; 30:1,999 mg dried equivalent), Zinc (zinc picolinate) 3.3 mg, Vitamin B6 (pyridoxal 5’-phosphate)2.3 mg, Folate (calcium L-5-methyltetrahydrofolate, Metafolin®) 166.7 mcg.Non-Medicinal Ingredients: Vegetarian capsule (hypromellose, water).