A multiple-effect cleaning liquid is characterized by being prepared from components in percentage by weight as follows: 12%-15% of myristyl glucoside, 13%-15% of alkyl polyglucoside, 4%-7% of sodium cocoyl glycinate, 5%-9% of sodium lauroylsarcosinate, 2%-4% of CQAL 100, 0.05%-0.5% of Australian tea tree oil, 0.1%-0.3% of green tea essential oil, 0.1%-0.3% of lemon peel extract, 0.5%-2% of betaine, 2%-4% of glucoside, 0.05%-0.2% of citric acid, 0.3%-0.5% of a protease decomposer, 0.1%-0.3% of sodium citrate, 0.2%-0.4% of potassium sorbate and the balance of water. The cleaning liquid contains no phosphorus, sulfur, aluminum or salt compounds of phosphorus, sulfur and aluminum, is matched with certain phytoextraction essences, is natural, non-toxic, free of residues, skin-friendly and easy to decompose and can be used for cleaning clothes, kitchen ware tableware, melons, fruits, vegetables, floors and the like.