The invention discloses an antioxidant moisturizing beautifying gel. The antioxidant moisturizing beautifying gel has a formula composed of a seaweed extract, an aloe extract, nicotinamide, hydrogenated lecithin, vitamin E acetic ester, panthenol, dipotassium glycyrrhizinate, sodium hyaluronate, glycerinum, glycine betaine, carbomer, PEG-8 (Polyethylene Glycol), PEG-60, butanediol, hydrogenated castor oil, EDTA (Ethylene Diamine Tetraacetic Acid) disodium, triethanolamine, phenoxyethanol, lemon yellow CI19140, essence, and 50 to 200 parts of water. The antioxidant moisturizing beautifying gel is prepared through a high-tech technology, is antioxidative and can prevent the skin from being damaged by free radicals, inhibit the production of skin black red pigment and form a ventilated moisture film on the skin surface in order to improve the independent water locking capacity of the skin. The antioxidant moisturizing beautifying gel can obviously reduce the problems of cutis laxa, aging, wrinkles and dull skin, increase the elasticity of the skin of the face of a user and enable rejuvenated splendor after long-term use.