Supplement with high caffeine content - 250mg per serving Contains green tea which can help to burn fat Can also be taken pre-workout Contains green tea, bitter orange, guarana, l-tyrosine, l-carnitine & caffeine Medi-Evil use only the highest quality ingredients, in both extract and standard form. Medi-Evil Excalibur Metabolic Magic contains green tea which can help to burn fat. Recommended use: For best results take one to two capsules in the morning 1 hour before food every day for six days. Break for one day and then repeat the process. This capsule may be large for some people, but can be consumed by separating the shell and pouring the contents into a small amount of water.