COS DE BAHA - L1 Bakuchiol 2% + Retinol 0.15% SerumFormulated with 2% Bakuchiol and 0. 15% Retinol, Cos De Baha L1 Bakuchiol 2 Retinol 0. 15 Serum is an anti aging serum that smooths skin texture, improves the look of fine lines and wrinkles, and brightens uneven skin tone. Benefits: This serum helps reduce the appearance of fine lines and even out your skin tone. Contains 2% bakuchiol and plant based retinol to help improve your skin texture with less irritating formula. Helps soothe and provide a