Yes, RevGenetics is a legitimate company. It is a private supplement company located in the United States and has been in operation since 2007. The company manufactures supplements in cGMP FDA Registered facilities and abides by all FDA rules and guidelines to provide high-quality products and information. They have a rating of 4.79 stars from 2,976 reviews, indicating that most customers are generally satisfied with their purchases. However, it's always a good idea to do your own research and make sure a company meets your specific needs before making a purchase.