BioCare UK appears to be a legitimate company. It has been in operation for over 35 years and prides itself on providing advanced, effective food supplements without the use of unnecessary additives. The company has received excellent reviews on Trustpilot, with a rating of 4.8 out of 5 based on 5,452 reviews. Customers have praised the quality of BioCare's products, their customer service, and the overall experience. However, it's always a good idea to do your own research and make sure a company meets your personal standards and needs.