If you have problems burning that stubborn belly fat, the Fat Killer 2-in-1 Shot is the best solution. Created by famous bodybuilder Kevin Levrone, this supplement is designed to help you reduce fat in the most problematic areas. The formula contains 200mg of Caffeine and will bring your performance to another level. The product is also enriched with Beta Alanine, Citrulline Malate, green tea extract, and Citicoline, all combined to give top-notch results.