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Apply a retinol (I use Tretinoin) to boost collagen, reduce fine lines, and support skin barrier repair. Follow up with a non-active cream moisturizer.








Night 2 is a regenerative or repair-focused night that comes after a retinoid night (and often before exfoliation or other actives). On this night, the focus shifts away from strong actives to ingredients that support recovery and signaling for heali...> PDRN > Growth Factors > Exosomes > Peptides > Moisturizer. Allow time for each product to dry down before applying the next. These are the products I use, but there are others at various price points.









































Exfoliate night is all about gentle skin renewal. Use a mild chemical exfoliant to sweep away dead skin, smooth texture, and unclog pores, then keep the rest of your routine simple and hydrating—no retinoids or strong actives. This is the easy reset ...






















Barrier night is a recovery night where you skip actives and focus on calming, hydrating, and repairing the skin barrier with gentle, nourishing products so your skin can reset, reduce inflammation, and stay resilient between treatment nights.























Hydration is the final night in a weekly skin-cycling routine where you avoid all active ingredients (like retinoids, acids, or exfoliants) and instead focus on deeply nourishing and hydrating the skin. This night is all about repairing your skin’s n... moisturizing mask, like the ones listed here.
































