Pure Retinol 1% Retinol Night Concentrate - BenefitsNo7's most potent retinol formula is designed for experienced retinol users; do not use with other retinol productsFragrance-free; 1% retinol concentrate is clinically proven and dermatologist approvedNo7 Pure Retinol 1% Night Concentrate includes No7's highest strength pure retinol to visibly transform skin - Pure Retinol 1% Retinol Night Concentrate