The invention discloses a household supply leather brightening agent which consists of the following components in parts by mass: 3-8 parts of earth wax, 3-8 parts of beewax, 3-8 parts of paraffin, 6-8 parts of m-silicate ester, 10-18 parts of sodium nitrate, 2-8 parts of sodium dodecyl benzene sulfonate, 4-7 parts of sodium acetate, 8-15 parts of turpentine, 2-5 parts of stearic acid, 80-100 parts of water and 5-10 parts of alcohol. The household supply leather brightening agent disclosed by the invention has the advantages of being high in cleaning property, free of toxicity or corrosion, gentle and harmless to hands, rapid to dry, free of residue, high in compatibility, non-combustible and non-explosive, safe and environmental-friendly, and safe to use. The cleaning treatment liquid ishigh in biodegradability, is capable of effectively removing substances such as stain and grease on household supplies, and is harmless to skin.