Skin Research Institute is a legitimate company based in the United States. All of their formulas are developed in FDA regulated facilities. They offer a no questions asked, 60-day refund policy should you find the supplement is not right for you. The company has a rating of 4.4 based on 207 reviews. However, there are also some complaints about the company's customer service. It's always recommended to do thorough research and read reviews before making a purchase.