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  1. Lactose is a disaccharide. It is a sugar composed of galactose and glucose subunits and has the molecular formula C 12 H 22 O 11. Lactose makes up around 2–8% of milk (by weight). The name comes from lac (gen. lactis ), the Latin word for milk, plus the suffix -ose used to name sugars.

    en.wikipedia.org/wiki/Lactose

    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 milk sugar. It is the only common sugar of animal origin. Lactose can be prepared from whey, a by-product of the cheese-making process.

    www.britannica.com/science/lactose
     
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    Lactose - Wikipedia

    Lactose, or milk sugar, is a disaccharide composed of galactose and glucose and has the molecular formula C12H22O11. Lactose makes up around 2–8% of milk (by mass). The name comes from lact (gen. lactis), the Latin word for milk, plus the suffix -ose used to name sugars. The compound is a white, water … See more

    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. The glucose can be in either the α- See more

    Infant mammals nurse on their mothers to drink milk, which is rich in lactose. The intestinal villi secrete the enzyme lactase (β-D-galactosidase) to digest it. This enzyme cleaves the … See more

    Its mild flavor and easy handling properties have led to its use as a carrier and stabiliser of aromas and pharmaceutical … See more

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    Lactose comprises about 2–8% of milk by weight. Several million tons are produced annually as a by-product of the dairy industry See more

    The sweetness of lactose is 0.2 to 0.4, relative to 1.0 for sucrose. For comparison, the sweetness of glucose is 0.6 to 0.7, of See more

    The first crude isolation of lactose, by Italian physician Fabrizio Bartoletti (1576–1630), was published in 1633. In 1700, the Venetian pharmacist Lodovico Testi (1640–1707) … See more

     
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  3. Lactose intolerance - Symptoms & causes - Mayo Clinic

  4. Lactose: Uses, Health Benefits, and Lactose …

    Oct 18, 2024 · Lactose is a natural sugar found in milk and used in food, drugs, and fermentation. Learn about its functions, benefits, and how to cope with lactose intolerance.

  5. Lactose intolerance - NHS

  6. What Is Lactose? - Cleveland Clinic Health Essentials

  7. Lactose Intolerance – Cause, Symptoms, Diagnosis, Treatment

  8. Lactose Intolerance: Symptoms, Diagnostic Tests

    Mar 3, 2023 · Learn about lactose intolerance, a reaction to lactose, the sugar in milk, that causes digestive distress. Find out how to diagnose, manage and treat this condition, and what foods to avoid or include.

  9. Lactose Intolerance Causes, Dairy Foods, Symptoms

    Jul 6, 2023 · Lactose intolerance is the inability to digest and absorb lactose, the sugar in milk, due to a deficiency of the enzyme lactase. Learn about the different types, causes, symptoms, diagnosis and treatment of lactose intolerance, and …

  10. Lactose Intolerance: Symptoms, causes, treatments, …

    Oct 12, 2024 · Lactose intolerance refers to a reduced ability to digest lactose, or milk sugar. Around 75% of the world's population is lactose intolerant to some degree, due to not producing the lactase enzyme in adulthood.

  11. Lactose: What Is, Properties, and Lactose Intolerance

    Oct 25, 2024 · Lactose is a type of sugar found in milk and dairy products. It is a carbohydrate made up of two smaller sugars, glucose and galactose.