????????? ???? ?????????? ??? ?????? ????? ??? ???? ????????? ??? ?????? ??? ????When niacinamide is combined with ceramides, the skin’s capacity to keep dampness improves. Your complexion can even appear softer and smoother.B??????? A B??????? B B??????? C B??????? D B??????? E B??????? K Beta Carotene ????????????? ???????????? ????????????? ??