 Since 2013, the primary ingredients in the product line include caffeine, lady's mantle extract ("Alchemilla vulgaris"), wild olive extract ("Olea europaea"), cumin extract ("Cuminum cyminum"), wild mint extract ("Mentha longifolia"), and, in some products, green coffee bean extract ("Coffea canephora").Before the 2004 reformulation, formulations contained ephedra, a supplement banned by the FDA in 2004.Before the 2009 reformulation, formulations contained several substances with potential to harm the liver.