Mega capsules - with 28 active ingredients Each serving contains 200 mg caffeine With 11 kinds of herbal extracts including black pepper powder and cayenne pepper extract With 2 sources of L-carnitine: L-carnitine, L-tartrate and acetyl-L-carnitine With choline, HCA (from Garcinia cambogia fruit extract) and CLA (conjugated linoleic acid) With 2 types of amino acids: with L-tyrosine and L-phenylalanine With 4 micronutrients: iron, iodine, zinc, chrome With 5 types of vitamins: vitamin B complex (vitamins B3, B5, B6, B9 and B12)