The irritation occurs because benzoyl peroxide can be harsh on sensitive skin
Each dose should be maintained for at least 4 weeks before considering escalation
It is fueling your body in order to be able to do that
Remember, most side effects tend to resolve as your body adjusts to the medicine, but if you have persistent concerns or symptoms, it is best to seek guidance from your doctor
De Giorgi R, Koychev I, Adler AI, Cowen PJ, Harmer CJ, Harrison PJ, et al
adults aged 19 and older have a vitamin B12 deficiency, defined as serum levels lower than 200 pg/mL