Coffee, Ketone, Mango Combo Is A Synergistic Blend Of Three Of Natures Most Powerful Weight Loss Supplements. Bio Nutrition Uses The Finest Quality Green Coffee Bean Extract Providing 50% Chlorogenic Acids, Natural Raspberry Ketones Providing 99% Ellagic Acid And A 4:1 Freeze Dried Extract Of African Mango Seed Extract Sourced From Cameroon Afica Where The Best African Mango Is Grown.