Sucrose - composed of glucose and fructose. Sucrose is an excellent preservative for milk and jam, as it lowers the water activity in these products, which inhibits the growth of mold,
Lactose - made up of glucose and galactose. Present in milk and dairy products. In people with impaired production of lactase - an enzyme that is involved in the digestion of lactose, the body can not tolerate the sugar. Therefore, we recommend the consumption of fermented dairy drinks such as yogurt, kefir in which lactic acid bacteria during fermentation break down lactose, thereby, reduce the amount of such products,
Maltose - it consists of two molecules of glucose. There is a beer and bakery products. Maltose is produced by the fermentation of grain.