Cosmedix Elite Duo-A is a powerful nightly treatment formulated for experienced retinoid users looking to target visible signs of ageing. This dual-action formula combines 1% Retinol and Retinal to help reduce the appearance of fine lines, wrinkles, and uneven texture while supporting the skin barrier. Fortified with Beta Glucan, Aloe Vera, and Vitamin E to deliver hydration and comfort, DUO-A is ideal for prepping skin for advanced treatments or enhancing existing anti-ageing routines.