30 ML / 1.0 FL OZ Our potent vitamin C serum is formulated with a gold and highly stabilized l-ascorbic acid vitamin C complex, sodium ascorbyl phosphate and a bioactive fruit blend that helps defend skin from environmental stressors, promoting healthier-looking skin.Our vitamin C complex serum instantly hydrates skin and is clinically proven to improve the appearance of fine lines and wrinkles in just 4 weeks.**In an 8-week clinical study on subjects, representation across all skin types & self-perceived sensitive skin. Get 2x more & save 10% with Vitamin C Complex Serum - Jumbo