北京医院皮肤科主任医师常建民:头皮有很多毛囊都是开口的,外用产品都会通过毛囊渗入到皮肤,头皮的吸收率比其他部位要高,所以企业首先要生产安全有效的产品。北京大学人民医院皮肤科副主任医师蔡林:头皮问题的危害,轻则引发毛囊炎、脂溢性皮炎, Beijing Hospital dermatology chief physician Chang Jianmin: many scalp hair follicles are open, topical products will penetrate through the hair follicles into the skin, scalp absorption rate higher than other parts, so companies must first produce safe and effective products. Peking University People’s Hospital Dermatology, deputy chief physician Cai Lin: the scalp problem hazards, ranging from trigger folliculitis, seborrheic dermatitis,