A global treatment for oily and acne prone skin, all new invention AC (All Clear) anti acne serum fights break-out by reducing hyperseborrhoea, hyperkeratosis, inflammation and bacterial proliferation. Oleanolic acid inhabits 5-α reductase to fight hyperseborrhoea. NDGA is a cell growth regulator that inhabits hyperkeratosis and inflammation. The osmotic fluid helps to control bacterial growth. Daily applications for 4 weeks produce visible decrease of acne pimples colonization on peri-nasal and cheek zones. Results pityrosporum ovale inactivation 100% and also bacterial inactivation 100%.