The Skinfix Brighten + Firm 15% Vitamin C Serum is a skincare product designed to target fine lines, dark spots, loss of firmness and elasticity, while also providing brightening and firming effects. Suitable for sensitive skin, this serum contains ingredients such as glycerin, isopentyldiol, aloe barbadensis leaf juice, and tetrahexyldecyl ascorbate. With a 15% THD Vitamin C concentration, this product is formulated to be non-agenic, paraben-free, fragrance-free, silicone-free, vegan, and suitable for sensitive skin. Made in the United States, it is clinically tested and cruelty-free, making it a safe and effective option for achieving a brighter and more firm complexion.