The beginner, sensitive skin friendly retinol you’ve been waiting for The @skinnlab_global Retinol Repair Serum is the perfect serum for retinol beginners or sensitive skin types. AD Start only a few nights per week, increasing as tolerated and follow with a supportive moisturizer and you’ll be able to enjoy the retinol benefits without the irritation. skinnlab digintoyourskin skinfam koreanretinol