OverviewFor any concerns or assistance regarding this product, please reach out to us. We are committed to providing the best support, even if the return period has expired!, Formulated with Aminopropyl Ascorbyl Phosphate, extremely expensive but perfect vitamin C ester (stays unoxidized up to18months), sets itself apart from other CE serums with its absence of side effects. Experience ultimate results with just 2 drops applied all over your face., Since our CE ferulic serum is made with premium quality C ESTER Vitamin C instead of cheap L-ascorbic acid or Sodium Ascorbic Phosphate, eliminates the need for the toxic ingredient Triethanolamine for stabilization., Direction of use: Apply 2 drops of serum all over your cleansed face and then lightly spread by tapping with your fingers. Use short light but firm strokes with 3 fingers until the serum is absorbed completely. Can be used alone under makeup or followed by Triple Lipid Cream depending on your skin type.