SlimSpa's Facial Serums & Gels collection delivers highly concentrated active formulas designed for professional spa protocols and advanced skin correction. Targeting anti-aging, brightening, hydration, and skin repair, each serum is formulated for maximum bioavailability and visible results. Trusted by licensed estheticians for in-treatment use and retail resale. Available for retail, wholesale, and private-label programs starting at 12 units. *Some restrictions apply.