A serum containing natural forms of vitamins C and E and marine algae-derived peptides can enhance radiance and improve skin tone. Suitable for all skin types, this liquid formulation contains highlighted ingredients like Vitamins C and E, which add radiance, even out the complexion, and protect skin from external aggressors. Peptides also work to tighten and firm the skin. This fast-absorbing serum is made with 97% naturally sourced ingredients and has been clinically shown to hydrate, visibly firm, reduce wrinkles, and provide a radiant appearance. The bottle is made with 40% recycled glass, and the outer packaging is derived from sustainably managed forests. In scientific tests, 21 volunteers saw a 59% increase in radiance and a 43% improvement in complexion after 28 days of use. Additionally, 22 volunteers saw a 12% decrease in the appearance of dark spots after 28 days of use.