Cos De BAHA L2 Serum visibly firms and refines skin texture. This advanced formula merges bakuchiol and retinol to diminish fine lines and wrinkles. Niacinamide and adenosine help to soothe skin, while minimizing irritation often associated with retinol use. The serum works to promote a smoother, clearer complexion. Regular use promises to reveal radiant, youthful-looking skin.