D-Galactal is a monosaccharide in the carbohydrate class. As an aldohexose, it contains six carbon atoms and an aldehyde functional group. Naturally found in foods such as dairy products, meats, and fruits, D-Galactal can also be synthesized through chemical or enzymatic methods. It has various uses in the food industry, particularly as a flavoring and sweetening agent. Additionally, D-Galactal holds potential for research in metabolic disorders, cancer, and inflammation.