Author: Chelsey Schade
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By Chelsey Schade, Trained Cosmetologist | Last updated: June 16, 2026 Disclosure: This article contains affiliate links. If you buy through them I may earn a small commission at no extra cost to you. I only recommend products I would genuinely use or suggest to a client. If you have oily or acne-prone skin, you…
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By Chelsey Schade, Trained Cosmetologist | Last updated: June 16, 2026 Disclosure: This article contains affiliate links. If you buy through them I may earn a small commission at no extra cost to you. I only recommend products I would genuinely use or suggest to a client. SK-II Facial Treatment Essence has a near mythical…
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Korean sunscreens use newer UV filters than US formulas because of how each country regulates them. A trained cosmetologist explains the filter gap, PA ratings, and how to choose.
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Essence hydrates and preps, serum treats and targets. A trained cosmetologist explains the real difference, how to layer them, and whether you need both.
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A trained cosmetologist explains how to layer Korean skincare correctly: the two rules that explain everything, the full step order, AM and PM routines, and what not to mix.
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Yes, you can use retinol and snail mucin together. A trained cosmetologist explains the right order for your skin type, the sandwich method, and the rules that make it work.
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PDRN (salmon DNA) explained by a trained cosmetologist: what it is, how it works, what the science really shows for topical serums, and who it is genuinely good for.
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A trained cosmetologist’s 8-step Korean skincare routine for sensitive, acne-prone skin: gentle cleansing, heartleaf, controlled exfoliation, and barrier repair.
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A trained cosmetologist picks the five best Korean sunscreens of 2026 for every skin type, all SPF50+ PA++++, with no white cast and textures you will actually wear daily.
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A trained cosmetologist picks the four best Korean retinol products for beginners and shares the exact protocol to start retinol without irritation.