eCosmetics is an authorized retailer of Exoceuticals. Exo C-Serum Vitamin C Treatment Its formulation allows for the inclusion of bioavailable exosomes alongside Vitamin C treatment, delivering the regenerative power of exosomes with a stable, potent, and proven Vitamin C. This unique formulation enhances skin whitening and lightening, reduces dark spots, and improves skin tone while boosting collagen production and fights photoaging. Our Vitamin C ingredients bio-convert 100% to natural and active Vitamin C.