Hi-Tech Stimerex-ES with Ephedra Stimerex-ES has a patent-pending thermogenic agentThermo-Rx, that has been proven to burn body fat like never before. Thermo-Rx,, derived from acacia rigidula, generate heat in the body by increasing the metabolic rate to help burn calories and fat. This process known as thermogenesis is proven to help burn fat and lose weight. With all the benefits of Stimerex-ES The King of Fat Burners Supplement Facts Serving Size 1 Tab Servings Per Container 90 Proprietary Blend with Thermo-RX and Extend-RX Technology 510mg 25mg Ephedra Extract leaves, Acacia Rigidula Extract leaves, methylsynephrine, Yielding 75mg Phenylethylamin Alkaloids: B-Phenylethylamine, N-Methyl-B-Phenylethylamine, andR-BetaMethylphenylethylanine, Theobroma Cocoa Extract seed, Phenylethylamine HCL, Citrus Aurantium Extract 25mg Synephrine, Green Tea Extract leaves, Yohimbe Extractbark, Naringen fruit, 6,7 Dihydroxybergamottin fruit Caffeine anhydrous 150mg Stimerex-ES Other Ingredients: Micr