The invention discloses a moisture retention and regeneration plant extract composition. The moisture retention and regeneration plant extract composition comprises, by weight, 15-30 parts of camellia seed extract, 10-20 parts of aloe vera extract, 8-15 parts of oat extract, 10-15 parts of simmondsia chinensis seed extract, 5-10 parts of Centella asiatica extract, 2-5 parts of grape seed extract, 5-8 parts of ferment powder and 2-5 parts of lactobacillus plantarum powder. The camellia seed extract, oat extract, simmondsia chinensis seed extract and Centella asiatica extract can tighten a connection part of epidermis and dermis, soften skin, promote corium layer collagen formation and tighten skin. The ferment powder contains lactic acid and vegetable water-soluble nutrients such as vitamins and lactic acid bacteria. On a mask, lactic acid bacteria can produce lactic acid through metabolism.