With its long-standing reputation and expertly blended, gentle formulas, you can rely on Kiehl’s to care for your skin barrier. This lightweight SPF serum is specifically crafted to help protect against sun damage and support age-related concerns, so you can enjoy a healthier-looking complexion. Powered by advanced SPF 50 UV filters, it works to shield the skin against UVA and UVB rays, while collagen peptide fragments aim to restore visible firmness and bounce. Weightless and invisible, the formula settles seamlessly with no white cast, helping to enhance radiance and improve tone and texture. Apply as a base under your makeup and wait 15 minutes before sun exposure.