Cow's milk
Cow's Milk
Cow's milk (/kaʊz mɪlk/) is a type of milk produced by the mammary glands of cattle. It is a primary source of nutrition for newborn calves before they are able to digest other types of food. Cow's milk also forms a significant part of human diet due to its high nutritional value.
Etymology
The term "cow's milk" originates from the Old English words "cu" (cow) and "meoluc" (milk). The term has been used in English since the 14th century.
Composition
Cow's milk is composed of water, lactose, fat, protein, and minerals. It is a rich source of calcium, vitamin D, and protein, making it a common dietary staple in many cultures.
Lactose
Lactose is a type of sugar found in milk. It is broken down in the body by the enzyme lactase. Some people are lactose intolerant, meaning their bodies do not produce enough lactase to digest the lactose in milk.
Fat
The fat content in cow's milk varies depending on the breed of cow and the animal's diet. The fat in milk is primarily in the form of triglycerides.
Protein
Cow's milk is a good source of protein, providing essential amino acids necessary for human health. The two main types of protein found in cow's milk are casein and whey.
Health Benefits
Cow's milk is a nutritious food, providing essential nutrients including calcium, vitamin D, and protein. These nutrients are important for bone health, muscle function, and overall growth and development.
Related Terms
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