Yes, your dermatologist would suggest tips related to diet, lifestyle and skin care, which include –
Low glycemic diet
Physical activities around 30-45 minutes each day
Suitable cleanser, moisturizer and sunscreen based on your skin type and condition
Drink plenty of water
Consume more of yellow and orange coloured fresh produce as they contain more anti-oxidants which are good for skin
Avoid protein powders, junk and oily food