Jason C-Effects Hyper-C Serum provides a potent dose of correction to remedy your skin’s complexion. Our concentrated, multi-antioxidant complex combines Ester-C, vitamins C and E, thioctic acid and green tea against harmful free radicals that can cause skin discoloration. With consistent use, skin looks evenly toned with refreshed clarity. Our serum is made with safe, gentler and effective ingredients and contains no parabens, phthalates or harsh sulfates. It is also not tested on animals.