Waterproof makeup base and preparation method thereof

The invention belongs to the field of cosmetics and discloses waterproof makeup base. The waterproof makeup base is prepared from five components A, B, C, D and E, wherein the component A is preparedfrom raw materials in parts by mass as follows: 50-80 parts of water, 0.1-1 part of xanthan gum, 0.2-2 parts of carbomer, 5-15 parts of glycerin and 1-10 parts of propylene glycol; the component B isprepared from raw materials in parts by mass as follows: 1-5 parts of capric triglyceride, 1-5 parts of dimethyl siloxane, 1-7 parts of isononyl isononanoate, 1-5 parts of octyl methoxycinnamate, 1-6parts of silicon elastomers, 0.5-5 parts of polydimethylsiloxane, 0.5-5 parts of dimethiconol and 1-10 parts of oleophylic nano titanium dioxide; the component C is prepared from 0.05-0.5 part by massof triethanolamine; the component D is prepared from 0.5-3 parts by mass of a polyacrylate crosslinked polymer; and the component E is prepared from raw materials in parts by mass as follows: 0.5-2 parts of seven-grass herbal e