HCF Company believes in helping you to achieve health and longevity with products that are pure and natural that are backed by scientific research. They strive to provide a product that is reasonably priced, supply excellent customer service and always put their customers first. This company sells direct to you so there is no middleman and therefore no hidden costs. Supplement ingredients have been reviewed through clinical trials and evaluated for synergistic properties and safety. Their ingredients come from natural sources and are processed following FDA guidelines and Good Manufacturing Practices (GMP) to guarantee quality and purity. All ingredients have a Certificate of Analysis on file.