The invention relates to a phototherapy sterilization kettle, the kettle includes a kettle object, a handle, a kettle cap; the cap includes an outer cap and an inside cap; one end of the inside cap provides a first circle empty chamber, the other end provides a second circle empty chamber; the first circle empty chamber is installed with a filter installation; whose inside from bottom to top in sequence is provided with an active filter net, a Chinese medicine sterilization membrane, a bromine sterilization membrane; the second circle empty chamber inside is provided with a sterilization electric route central panel, a phototherapy electric route central panel, a lamp panel, and an LED lamp; the sterilization electric route central panel is respectively assembled with a sterilization switch; the phototherapy electric route central panel is respectively assembled with a phototherapy switch; the advantage of the kettle is expressed as layered filtration, more sterilization means, simple structure, fast sterilization, good sterilization effect, skin phototherapy treatment, wound disinfection. For alone use and outdoor exercise, the configured kettle product possesses broad application prospect.