LAYERLAB Barrier Boost 5% Panthenol Serum, 4% Niacinamide, 1.69 fl oz

5% PANTHENOL + 4% NIACINAMIDE: Liposome-encapsulated dexpanthenol and niacinamide deliver deep hydration to dry, tight, sensitized skin and support a stronger-looking moisture barrier | 16 BARRIER-CARE INGREDIENTS: 1% nano ceramide, cholesterol, phytosphingosine, madecassoside, beta-glucan and squalane work with 44.6% mineral water to replenish and comfort skin | CLINICALLY TESTED CALMING: In a 22-person test, heat-stressed skin showed a 6.9x (698.55%) calming change vs. control, and barrier damaged by physical stress improved 34.74% | LONG-LASTING MOISTURE: Skin hydration improved 42.32% after 2 weeks of use. The dense, cushiony texture layers under moisturizer, sunscreen and makeup without pilling | SENSITIVE & ACNE-PRONE SKIN TESTED: 0.00 irritation score in a 33-person sensitive-skin patch test and tested suitable for acne-prone skin. Use AM and PM after toner. 1.69 fl oz (50 mL)