This document summarizes research into biphobia experienced by young bisexual people in the UK. It finds that many bisexual youth experience biphobia regularly, with 33% experiencing it at least monthly. Biphobia comes from both heterosexual and homosexual communities due to stereotypes, such as bisexuals being untrustworthy or confused. The research also showed a lack of legal protections for bisexual people in the UK compared to other groups.