It’s very safe. Homeopathy has a well established history of safety and being fine to take with other natural supplements and formulas. We’ve been selling the product for almost four years and have never had any complaints of side effects from our clients. Because the product is homeopathic, there are no side effects. The science of homeopathy has a 200 year history of safety. Additionally, we have no central nervous stimulants in the product, such as ephedrine, caffeine, ma huang, etc.