There is no scientific evidence for the effectiveness of white vinegar in the treatment of Malassezia folliculitis, and it is theoretically ineffective. Malassezia folliculitis is a folliculitis damage caused by a large number of Malassezia bacteria, which occurs in the neck, forehead, shoulder and back, and manifests itself as hemispherical inflammatory follicular papules or small pustules, and is mostly seen in young men. White vinegar is a weak acidic substance, its treatment of Malassezia folliculitis does not play a role in the treatment of the cause, theoretically ineffective. However, due to the lack of clinical studies, there is no scientific basis. The treatment of Malassezia folliculitis is mainly medication, including topical drugs and oral drugs. Topical drugs include fluconazole, ketoconazole, etc., and oral drugs include itraconazole, etc. The use of drugs should be under the guidance of medical professionals to avoid adverse reactions.