The present invention discloses a skin care compound hydrolat, and a preparation method and application thereof. The compound hydrolat is composed of the following components in volume ratios: 15-25%of pinus massoniana hydrolat, 15-25% of phyllostachys heterocycla cv. pubescens hydrolat, 30-60% of armeniaca mume hydrolat and 1-10% of frankincense hydrolat. By coordinating and combining the hydrolats of specific types and specific ratios, each component has synergistic effects, so that the skin care compound hydrolat has very effective effects on supplementing water, moistening skin, balancingoil and keep moisture, uses the water supplementing and skin moistening as main functions and has good biocompatibility for human body, active ingredients are easily absorbed by skin, and besides, the skin care compound hydrolat is fragrant in smell, free of additives, natural, mild and non-irritating. Moreover, the compound hydrolat also has a variety of skin care effects and comprehensive skincare effects of improving fine lines, preventing aging, preventing inflammation, removing couperose skin, removing acnes, lightening spots, brightening skin color, whitening skin, etc., can be used directly, can also be used for preparing various skin care products, and has very good application prospects.