This is Seborrhoeic Dermatitis. It's a skin condition that causes scaly patches and red skin, mainly on the scalp and face.
It can also occur on oily areas of the body. Common triggers for seborrheic dermatitis include: stress. hormonal changes or illness. harsh detergents, solvents, chemicals and soaps. Seborrhoeic dermatitis can't be totally cured, but often symptoms can be controlled almost completely. Once daily use of a facial moisturizer. Stop calamine lotion as it can cause more dryness. Consult a Dermatologist for the same.
Health Tips
avoid oiling in any form. use a medicated moisturizer.