Multivitamin lysine oral liquid as well as preparation method and application thereof

The invention relates to a multivitamin lysine oral liquid as well as a preparation method and application thereof. The multi-vitamin lysine oral liquid is a water-based liquid agent containing the following components: an active component, a stabilizer, a thickener, a surfactant, a sweetening agent and a pH regulator, the active component comprises an amino acid component, water-soluble vitamins and fat-soluble vitamins, the amino acid component comprises pharmaceutically acceptable salts of L-lysine, the water-soluble vitamins comprise pharmaceutically acceptable salts of L-lysine, and the fat-soluble vitamins comprise pharmaceutically acceptable salts of L-lysine. The thickening agent comprises sodium carboxymethyl cellulose, and the surfactant comprises a combination of polysorbate 20 and polysorbate 80; the sweetening agent is a non-sucrose component and at least comprises sorbitol; the pH regulator is a pharmaceutically acceptable pH regulator, and the pH value of the vitamin oral liquid is 3.6-4.1. The