The relation between sunscreen and skin pathochanges mini review

Abstract

Nowadays, cosmetic products represent the most important non food market sector for producers. Consumers are in continues demand to products for beauty, antiageing, wellness, skin care and sunscreen. Sunscreen help to protect skin from UV rays, either chemically or physically. UV rays are generally consists of three forms UVA, UVB and UVC, and excessive exposure of these radiation may lead to pigment changes, pre-cancerous, cancerous skin, wrinkles and skin aging , along with triggering other adverse light sensitive reactions based on disease etiology and skin prototypes.The possible pathological changes due to use of sunscreen has been reviewed during the exposure to the UV rays. It is vital to protect skin and eyes from damaging effects as the skin is an integral part of our immune system. Moreover, artificial sources of UV rays should be avoided including tanning beds and sunlamps unless use of sunscreen. Surfaces such as sand, snow, concrete and water can reflect up to 85% of UV radiation, when around these surfaces, even when cloud weather because it filters less than 40 % of UV radiation. The used sunscreen products should contain SPF of at least 15 and it is advisable to have enough vitamin D and beta carotene and antioxidants such as vitamin C, vitamin E and Selenium when heavily exposed to sun radiation.