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Meet the Experts

What is Light Therapy?

Light is part of the electromagnetic spectrum, a form of energy that comes in various wavelengths.

Getty Images/Jasmin Merdan

Getty Images/Jasmin Merdan

(More on those in a bit.)

Still, LED treatments offer a great alternative to the standard topical and oral acne treatments out there.

While we’ve talked a lot about blue light, it’s not the only color that can help.

doctor dennis gross

Those general guidelines apply for in-office treatments, but what about the onslaught of new at-home devices?

You’ll also want to check with your doc before using these if you’re pregnant.

2018;33(7):1431-1439.

doctor dennis gross light therapy pen

Scott AM, Stehlik P, Clark J, et al.

Blue-light therapy for acne vulgaris: a systematic review and meta-analysis.Ann Fam Med.

2019;17(6):545-553.

Barbaric J, Abbott R, Posadzki P, et al.

Light therapies for acne: abridged Cochrane systematic review including GRADE assessments.Br J Dermatol.

2018;178(1):61-75.