5 percent dextrose is

Dextrose is a white soluble sweet-tasting crystalline solid that is the dextrorotatory isomer of glucose, occurring widely in fruit, honey, and in the blood and tissue of animals. Formula: C6H12O6. Also called: grape sugar or dextroglucose. Administering a 5% sugar solution peri- and postoperatively usually achieves a good balance between starvation reactions and hyperglycemia caused by sympathetic activation. D5W (5% dextrose in water), which consists of 278 mmol/L dextroseRef: Ganong&;s review of medical physiology; 24th edition