Moisturizing essence containing yeast green tea fermentation product and preparation method thereof

The invention provides moisturizing essence containing a yeast green tea fermentation product and a preparation method thereof. The moisturizing essence comprises the following raw material components of a phase A, a phase B and a phase C in percentage by mass: the phase A comprises the following components: 1-3% of glycerin, 3-5% of 1, 3-propanediol, 0.4-1% of diglycerol, 0.01-0.05% of thiotaurine, 0.1-0.3% of an ammonium acryloyldimethyltaurate/behenyl alcohol polyether-25 methacrylate cross-linked polymer, 0.01-0.05% of a tremella fruit body extract, 0.05-0.1% of an acrylic acid (ester)/C10-30 alkanol acrylate cross-linked polymer, 0.1-0.35% of trehalose, 0.01-0.1% of sodium hyaluronate, 0.2-0.6% of p-hydroxyacetophenone, 83.4-92.5% of the yeast green tea fermentation product and the like; the phase B comprises the following component: 0.08-0.4% of arginine; and the phase C comprises the following components: 0.2-0.8% of squalane, 0.7-1.2% of caprylic/capric triglyceride and the like. According to the inve