The invention discloses a nursing agent for skin moisturizing and repairing. The nursing agent for skin moisturizing and repairing comprises the following components by mass percentage: 0.05 0.15% ofdisodium EDTA, 0.5-3.0% of nicotinamide, 2.0-5.5% of glycerin, 2.5-5.5% of propylene glycol, 0.05-0.35% of xanthan gum, 0.05-0.5% of sodium hyaluronate, 0.15-0.5% of p-hydroxyl acetophenone, 1.0-5.0%of caprylic/capric triglyceride, 1.0-3.0% of polydimethylsiloxane, 1.0-5.0% of isononyl isononanoate, 0.5-5.0% of jojoba seed oil, 0.5-2.5% of avocado tree fruit oil, 1.75-10.5% of repair essential oil, 0.05-0.5% of fullerenes, 0.35-2% of repairing essence, 0.2-3.5% of cetostearyl alcohol, 1.0-2.5% of cetearyl olivate, 1.0-2.5% of sorbitan olivate, 0.1-1.0% of lecithin, 0.5-5.0% of oligopeptide-1, 0.1-0.5% of D-panthenol, 0.5-2.5% of a Centella asiatica extract, 0.5-2.5% of 1,2-hexanediol, and the balance of deionized water. The product of the invention can quickly improve the moisture retention of the skin, obviously improves the dryness of the skin, increases the moisture content in the skin, and makes the skin appear young. .