The invention belongs to the technical field of washing products, and particularly relates to a
plant extract-containing antibacterial detergent and a preparation method thereof, the
plant extract-containing antibacterial detergent is prepared from the following components by
mass: 0.1-4% of a
commelina communis extract, 0.1-4% of a thyme extract, 0.1-4% of a
cayratia japonica extract, 10-24% of an anionic surfactant, 1-3% of a
nonionic surfactant, 0.05-0.2% of a chelating agent, 1-5% of a solubilizer, and the balance of water. 1-2% of a
thickening agent, 0.2-0.6% of a
preservative and the balance of water. The
commelina communis extract, the Japanese
cayratia herb extract and the thyme extract in the prepared detergent cooperate with one another, so that the bacteriostatic and degerming ability of the detergent is improved, the detergent is not endowed with pleasant fragrance, the decontamination ability is improved, and the detergent is harmless to human bodies and safe to use.