Fat burner with natural green tea extract with EGCG helps increase metabolism and stimulate fat oxidation. Cola helps to support weight loss A cocktail of vitamins C/ B3/ B6/Magnesium... is present to alleviate and reduce fatigue. Eating oats causes satiety and can help control weight due to the satiety effect. Finally, guarana strengthens immunity, it also suppresses the feeling of hunger as well as fatigue.