An illuminating mineral SPF serum that delivers advanced environmental protection while visibly brightening, hydrating, and evening the look of skin. RATIONALE #3 The Brilliance Tinted Serum SPF50+ is a luxurious daily mineral sunscreen serum formulated with 24.5% zinc oxide, iron oxides, melanin, peptides, and barrier-supporting actives to help defend against UV damage, visible light, and environmental stressors. The sheer radiant tint enhances luminosity while helping skin appear smoother, brighter, and more even-toned. Enhanced with niacinamide, ceramides, antioxidants, and DNA repair enzymes, this multitasking formula combines high-performance sun protection with advanced skincare benefits. Key Benefits Broad spectrum SPF50+ mineral protection Helps visibly brighten and evens skin tone Radiant, glowy skin-like finish Supports the skin barrier with ceramides and niacinamide Helps defend against visible light and environmental stressors Lightweight serum texture Ideal for daily wear under makeup or alone