A Randomized Study to Determine the Sun Protection Factor of Natural Pterostilbene from Pterocarpus Marsupium
Ultraviolet (UV) rays and its harmful effects have always been a concern to skin health.Sunscreen and sunblock prevent the harmful effects of UV radiation on the skin.Sun Protection Factor (SPF) is an indication of the sun-protective capacity of an ingredient.There is an ever increasing interest in the cosmetic industry for developing novel functio