This fully active serum delivers a 30% concentration of vitamin C to help defend against environmental free radical damage, fade the appearance of dark spots and soften rough, uneven texture. Deeply hydrating, it leaves the skin looking firmer, smoother and brighter. Vitamin C: a 30% concentration of lipid-soluble THD vitamin C that helps brighten and support the skin Murumuru + cupuacu seed butters: a plant-based blend of exotic seed butters that helps calm skin redness, visibly smooths skin texture and deeply hydrates Vegan squalane: a skin identical lipid that enhances ingredient delivery to help visibly improve the look of skin All Sanitas products are cruelty free and contain no parabens, phthalates, dyes, harsh preservatives or gluten. We are proud to formulate and manufacture all of our products in our own facility in Boulder, Colorado. This fully active serum delivers a 30% concentration of vitamin C to help defend against environmental free radical damage, fade the appearance of dark spots and soften rough, uneven texture. Deeply hydrating, it leaves the skin looking firmer, smoother and brighter.