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The other popular picosecond lasers are PicoWay and PicoSure - these have different wavelengths and thus target different colors, but the interesting thing about picosecond lasers is that they break up ink for faster removal than older technology, and because of the short pulse duration, they are much safer for skin of color

Compounding pharmacies create these formulations under Section 503A or 503B of the Federal Food, Drug, and Cosmetic Act

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And critically some topical peptides actually have human clinical trial data

10.1111/j.1600-065X.2011.01089.x Immunol