Using sunscreen is a must. But using different types is of no help. Uv rays damage skin cells producing free radicals and a variety of effects like blemishes, pigmentation, darkness and dullness of skin. They need to provide protection from uva and uvb rays. A sunscreen of spf 30 at least should b used. Also, look for pa+++ on the product. Also, go for sunscreens with both physical blocks and chemical agents like avobenzone. Use a gel based sunscreen if you have an oily skin like sun cross aqua gel. Repeat sunscreen after every three hours, use even when indoors. Uv ray's enter even through your windows and car windshields. Use sunscreen before and after you go swimming. You can use make up or cosmetics over your sunscreen half an hour later. There are a lot of food which can bring back the glow in your skin. There, s more to them than just colours and being fruits and vegetables. They act at a molecular level to maintain the color, tone, texture of skin. Have plenty of fruits especially colored ones, blue and purple fruits like grapes, blackberries, blackcurrants, blueberries, plums, egg plants, strawberries, cranberries are rich in anthocyanin phytonutrients which is a potent antioxidant which repairs collagen and smoothes the skin. Tomatoes contain lycopene and they r the most powerful antioxidant which protects the skin from ageing effects like wrinkles, blemishes, pigmented spots, darkness and dullness. Among vegetables, cabbage, broccoli, brussels contain antioxidant glucosinolate which metabolises oestrogen and soften the skin and improve its texture and vascularity. Green tea with its epicatechin repairs damaged dna and thereby maintains skin structure.