Vitamin C is most commonly found in serum form…you will use this mostly at night before bed.
Vitamin E should be easy to find…they come in capsules and all you do is puncture the capsule and use the oil inside.
Desi skin tone tans easily as a rule…thats just how we are built. That being said, you should be looking for moisturizers that are oil free, water based and the simpler the better. The body shop has some good ones for acne prone skin.
What does your skin look like? Are you very red? Meaning, does your skin get red and irritated easily? Are you very pimply? Do you scar easily? Do you wear sunscreen everyday?