Summer means supper sunny days, outdoor activities and an unhealthy diet. The fun season has its own share of pro and cons. As contradictory it might sound, summer can also bring in the direct rays of the sun as well as increased levels of smog and pollution, each of which can wreak havoc with the properties of your skin health. We all need Vitamin D, although sweat and sunlight with extreme levels of dryness can bring down the natural glow of the skin.