Clinique Moisture Surge 100H contains a blend of ingredients designed to provide long-lasting hydration. Key active ingredients include aloe bioferment, which helps to soothe and hydrate the skin, and hyaluronic acid, known for its ability to attract and retain moisture. The formula also features antioxidants like green tea extract, lady's thistle extract, and birch bark extract, which help protect the skin from environmental damage. Additionally, it contains caffeine and vitamin E (tocopheryl acetate), which can further enhance the hydrating and protective effects.