Sun protection is critical for anti aging. Shedding light on Sunscreens: 10 facts to help choose the best one. Choosing the right one can be life-changing, so please read on and share this information with friends and family. 1. You should have the best UVA protection you can get, because UVA is up to 95% of the UV rays hitting your skin, bear in mind UVB is only around 5%. Protection against UVAging as its called, is essential for any meaningful daily anti-aging care regime. 2. High UVB protection: measured by Sun Protection Factor or SPF. Also referred to as UVBurning. Therefore a Very High or High SPF helps protect skin from sunburn damage, redness, discomfort, and skin cancer. Bear in mind SPF alone doesn’t protect against UVA. To learn more about SPF 15, 30, 40, 50 or 100 check out skinara.com