Dermatology experts explain that sunscreen protects skin by blocking or absorbing ultraviolet radiation through mineral or chemical formulations, with broad-spectrum products offering protection against both UVB and UVA light. The FDA is evaluating certain chemical sunscreen ingredients for safety, while researchers develop improved formulations including zinc oxide sunscreens that reduce visible white residue.
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Dermatology experts explain that sunscreen protects skin by blocking or absorbing ultraviolet radiation through mineral or chemical formulations, with broad-spectrum products offering protection against both UVB and UVA light. The FDA is evaluating certain chemical sunscreen ingredients for safety, while researchers develop improved formulations including zinc oxide sunscreens that reduce visible white residue.