Lactose is a disaccharide composed of galactose and glucose, which form a β-1→4 glycosidic linkage. Its systematic name is β- D -galactopyranosyl- (1→4)- D -glucose.

Sep 22, 2025 · Lactose intolerance is a condition that makes it hard to digest the sugar in milk and milk products, called lactose. People with lactose intolerance often have diarrhea, gas and bloating after …

Oct 29, 2024 · Lactose is a natural, complex sugar produced in all mammalian milk that’s difficult to breakdown unless you have lactase, a protein, in your small bowel.

Oct 18, 2024 · Lactose is white and odorless, and you may sometimes see or hear it referred to as "milk sugar." Lactose is only found in milk from mammals, so plant-based milk products like almond milk …

Sep 15, 2024 · Lactose is a sugar naturally found in dairy products like milk, butter, yogurt, and more. Learn which 5 foods to avoid for lactose intolerance.

May 6, 2024 · Lactose is sometimes referred to as “milk sugar” because it is only found naturally in the milk of mammals—including cows, goats and humans. Milk from cows and goats is used to make …

Nov 10, 2025 · Lactose, carbohydrate containing one molecule of glucose and one of galactose linked together. Composing about 2 to 8 percent of the milk of all mammals, lactose is sometimes called …

Jul 15, 2025 · Lactose intolerance happens when your small intestine does not make enough lactase. Lactase is an enzyme that helps break down the sugar in milk, called lactose.

Nov 20, 2024 · What causes the symptoms of lactose intolerance? When lactose enters the small intestine, it is broken down by an enzyme called lactase. Only then can the separate building blocks …

Lactose, commonly known as milk sugar, is a disaccharide composed of two simple sugars: glucose and galactose. Found predominantly in dairy products, it plays a significant role in nutrition, particularly …