Retinol 1.0%Minimally-irritating, high-concentration retinol formula minimizes the appearance of fine lines and wrinkles, improving complexion, and smoothing the appearance of uneven skin texture for clearer-looking skin with minimal irritation.Key Ingredients:Entrapped Retinol, Shea Butter, Ubiquinone (Coenzyme Q10), Dipotassium Glycyrrhizate (Licorice Extract), Jojoba Oil, and an Extract Blend of Chamomile, Calendula, St. John’s Wort, Mallow Flower, Sage Leaf and Elderberry Flower Minimal Irritation. High SatisfactionIn a 3-week facial irritation evaluation of users of Retinol 1.0%, investigators observed:1,*No statistically significant difference in erythema or dryness vs baseline at any point in the studyNo flaking observed in any participant during the course of the studyPatients were also highly satisfied with Retinol 1.0%:1,*90% saw an improvement in facial appearance88% felt their skin was more resilient88% would purchase the product88% would recommend the product to a friendRetinol may cause eczema flares up.Avoid if you suffer from eczema/ psoriasis *Based on a study of 33 participants.Reference: 1. Final report: a facial irritation evaluation of a cosmetic retinol product after 3 weeks of product use. April 22, 2013. Obagi Cosmeceuticals LLC. Data on file.