What the makers of Mitolyn claim Here s a summary of the major claims from Mitolyn s official web pages: It reignites your metabolism , supports mitochondrial function , and thus helps burn fat, boost energy, etc. It is made with natural, non-GMO ingredients in a GMP-certified, FDA-registered facility It is sold only via the official website (the wording suggests avoiding third-party sellers) and often comes with a money-back guarantee (60-90 days depending on the version).