Suggest Remedy To Get Even And Fair Skin Tone Throughout Body

Hello Sir, This is Nilesh mali, 20yr, male, from Pune. Actually my problem is, sometimes my skin looks fair & sometimes it looks somewhat dark. My skin is oily. fairness is not throughout constant of my body. Its darker on neck, arms & mainly on face becuase this parts expose to SUN directly. So my question is, is it possible to achieve throughout fairness on my body with even more fairness?