With the arrival of summer, hot days lure us to enjoy the outdoors. As always, myths about sun cream are making the rounds. Does a higher sun protection factor (SPF) offer better protection? Can a vegan diet safeguard your skin? Does reapplying sun cream extend its effectiveness? This fact check reveals the truth. Re-applying prolongs sun protection: True, but only to a degree Germany’s Office for Radiation Protection (BfS) recommends applying sun cream 20 to 30 minutes before sun exposure. To maintain its protective effect, regular reapplication is crucial: “At least every two hours and espec…