Product Benefits: This Vitamin C Serum is formulated with Green Tea-derived Enzyme, Vitamin C, tangerine peel extract, and hyaluronic acid that provide double-duty brightening + exfoliation for a more even-toned, refined complexion. This Vitamin C Serum is formulated with Green Tea-derived Enzyme, Vitamin C, tangerine peel extract, and hyaluronic acid, providing double-duty brightening + exfoliation for a more even-toned, refined complexion. This Vitamin C Serum is formulated with Green Tea-derived Enzyme, Vitamin C, tangerine peel extract, and hyaluronic acid, providing double-duty brightening + exfoliation for a more even-toned, refined complexion.