A disclosed household textile washing agent is prepared from the following raw materials in parts by weight: 15-25 parts of fatty alcohol polyoxyethylene ether carboxylate, 0.5-0.8 part of methylisothiazolinone, 1-2 parts of amylase, 0.2-0.5 part of an enzyme stabilizing agent, 2-5 parts of sorbitan ester, 0.1-0.3 part of amylase, 0.2-0.5 part of protease, 1.5-2.5 parts of a surfactant, 15-25 parts of glycerin and 15-25 parts of deionized water. By employing the household textile washing agent for washing clothes, the phenomena of yellowing, fading and hardening at cuff and neckline of clothes are avoided, various fungi, bloodstain, sweat stain, milk stain, endocrine and the like are effectively removed, and foreign matters and peculiar smell are removed. The household textile washing agent is mild in properties, is capable of protecting clothes without damaging hand skin, and is capable of protecting clothes fibers and enabling washed underwear to be soft; bubble amount is moderate and is easy to flush, time is saved and labor is saved; and the household textile washing agent is green, environment-friendly, and free of components such as aluminium, fluorescent brightening agents and the like harmful to environment and ecology.