Minimally invasive treatments for bad breath can be understood as non-surgical treatments such as botulinum toxin injections and phototherapy. Botulinum toxin injections, usually need to be repeated. Phototherapy, need to be determined according to the type. There are more treatment modalities for bad breath, such as topical medication, botulinum toxin injection, laser, microwave, high-frequency electro-acupuncture, axillary liposuction, thoracoscopic thoracic sympathetic chain dissection, and removal of sweat glands. Botulinum toxin injections for the treatment of bad breath, the effect is usually more obvious, but the maintenance time is usually 5 to 7 months, need to repeat the injection to maintain the effect. Phototherapy such as gold microneedling is also commonly used in clinical practice, which aims to destroy the hair follicles and sweat glands and their ducts, but the extent of the disease varies from patient to patient, and the effect of the treatment will also vary from person to person. Fox odor does not usually affect physical health, however, it can increase the psychological burden. If the odor is severe, it will also affect daily life, work and social life. It is recommended to go to a regular hospital plastic surgery department, combined with the advice of specialists standardized treatment.