Dr. Althea 0.1% Gentle Retinol Serum is a powerful yet gentle anti-aging solution. It contains 0.1% retinol, which reduces fine lines, wrinkles, and other signs of aging. This serum promotes a smoother, youthful complexion. Designed for sensitive skin, it offers retinol's benefits with minimal irritation. With regular use, the serum improves skin texture and boosts collagen production.