Glyoxylic acid is a small organic compound with the chemical formula C2H2O3. It is a colorless crystalline solid that is commonly used in various industries, including pharmaceuticals, cosmetics, and agriculture. Glyoxylic acid is known for its versatility and ability to react with a wide range of other compounds, making it a valuable building block in organic synthesis. Its applications include the production of glycolic acid, a widely used skincare ingredient, as well as various other chemicals and pharmaceuticals. Glyoxylic acid is also used as a reducing agent in the textile industry and as a crosslinking agent in the production of resins and polymers.