Our data show, however, that if coverage at the skin surface is low, the UV filters in sunscreens that have penetrated into the epidermis can potentially do more harm than good.

• “研究数据表明，如果皮肤表面防晒霜覆盖率低，防晒霜中的紫外线过滤物进入到表皮中，会产生潜在的危险。”