Ready to turn back time? This youth-preserving retinol moisturizer helps improve the appearance of fine lines and wrinkles. - Gentle enough for daily use and perfect for retinol beginners - Allergy and sensitization tested, non-irritating formula - Proudly formulated and produced in the USA - Dermatologist tested to be a hypoallergenic, non-irritating and non-sensitizing formula based on a 24 hour patch test on 59 subjects at medical laboratories