Sugar alcohol

A sugar alcohol (also known as a ketone, reducing sugar) has been reduced to a primary or secondary hydroxyl group. Its general formula is H(HCHO)_n+1H, whereas sugar's is H(HCHO)_nHCO. They are commonly used for replacing sucrose in foodstuffs, often in combination with high intensity artificial sweeteners to counter the low sweetness. Furthermore, they do not contribute to tooth decay.