For millions of Americans getting some summer sun is a popular pastime. But tans can bring skin cancer, while most sunscreens aren't effective enough or may be toxic. Meanwhile, crucial vitamin D, much of which we get from being in the sun, is way too low. The challenge for the public is walk the gauntlet of too much sun, too many bad sunscreens, and too little vitamin D. Read more...
Re: sunscreens: ... the common sunblocker oxybenzone is absorbed into the bloodstream. That raises concerns "for allergies, for cell damage, and it's even been linked in a recent study to birth defects, a preliminary study," she says. "So it is an ingredient that we we warn consumers that it's probably best to avoid."
Given those dangers, what are safe and effective blockers? Houlihan says look for metallic blockers like titanium and zinc. She says many of the best products are from specialty companies. Those include Vanicream, Lavera, UV Natural, California Baby, and Solar Rx.