I use oil of olay total effects day moisturizer…Is it good?

whenvr i go for functions in daytime i apply this on ma face..but it makes my skin dark and oily sometimes..i have a combo skin.somtimes its litl oil or some times its very dry and feel rough…!!i nevr found a bettr products for my skin..am a litl dark wheatish ..also my body colr is darker than in soem parts of my body..my face is light wheatish..!!also my forhead is litl dark..nowadays my eyes are very dark….!!
plz suggest me some ubtans and gud beauty products…!!…i used2 apply lacto calamine before..dat time my skin gets more darker….also my face have pores opend…!!am 25 but my neck also look older and got wrinkles..!!help me plsss…am recently married gal ..am very sad..it makes me worry whenver i go party with my inlaws i look dark dull rough skin…………………………..
plzzz freinds let me knw wot shud i do…???