Fat Burners have the POTENTIAL to help you lose unwanted body fat. They contain a wide-range of ingredients from energy & mood enhancers to appetite suppressants and fat metabolizers. Most are designed to be taken prior to working out to really encourage your body to burn off fat whilst you train. 

Each will vary from the amount of caffeine / stimulants found within so please ensure you know how much your fat burner contains before taking it. If you are first in a caloric deficit in regard to your nutrition, fat burners can assist you in losing weight.