Anti-ageBeautySkin careWhat is Pro-Retinol and why use it by Susan December 1, 2018 by Susan December 1, 2018What is Pro-Retinol and why use it What is Pro-retinol? Pro-retinol is a derivative of vitamin A trademarked by the cosmetic company L’Oreal. Pro-retinol is used as the main ingredient… 0 FacebookTwitterPinterestEmail