Carbohydrate - Wikipedia
网页A carbohydrate (/ ˌ k ɑːr b oʊ ˈ h aɪ d r eɪ t /) is a biomolecule consisting of carbon (C), hydrogen (H) and oxygen (O) atoms, usually with a hydrogen–oxygen atom ratio of 2:1 (as in water) and thus with the empirical formula C m (H 2 O) n (where m may or may not be different from n), which does not mean the H has covalent bonds with ...
Carbohydrates: How carbs fit into a healthy diet - Mayo Clinic
网页2022年3月22日 · Carbohydrates are a type of macronutrient found in many foods and beverages. Most carbs occur naturally in plant-based foods, such as grains. Food manufacturers also add carbs to processed foods in the form of starch or added sugar. Common sources of naturally occurring carbohydrates include: Fruits. Vegetables. Milk. …
Carbohydrate | Definition, Classification, & Examples | Britannica
网页2024年9月10日 · A carbohydrate is a naturally occurring compound, or a derivative of such a compound, with the general chemical formula C x (H 2 O) y, made up of molecules of carbon (C), hydrogen (H), and oxygen (O). Carbohydrates are the most widespread organic substances and play a vital role in all life.
Carbohydrates – The Nutrition Source
网页What are carbohydrates? Carbohydrates are found in a wide array of both healthy and unhealthy foods—bread, beans, milk, popcorn, potatoes, cookies, spaghetti, soft drinks, corn, and cherry pie. They also come in a variety of forms. The most common and abundant forms are sugars, fibers, and starches.
Carbohydrates: What They Are, Function & Types - Cleveland Clinic
网页Carbohydrates — fiber, starches and sugars — are essential food nutrients. Your body turns carbs into glucose (blood sugar) to give you the energy you need to function. Complex carbs in fruits, vegetables and whole-grain foods are less likely to spike blood sugar than simple carbs (sugars). What are carbohydrates?
Carbohydrates: Main Function, Best, and Worst Types - Verywell …
网页2024年8月26日 · A carbohydrate, or “carb,” is a macronutrient that provides energy. Macronutrients are special nutrients your body requires in large amounts to function. The other two main macronutrients are fats and proteins. Carbohydrates are found in both healthy and unhealthy foods.
Good Carbs, Bad Carbs — How to Make the Right Choices - Healthline
网页2023年2月2日 · Carbs, or carbohydrates, are molecules that have carbon, hydrogen, and oxygen atoms. In nutrition, the word “carbs” refers to one of the three macronutrients. The other two are protein and fat....
Carbohydrates - American Heart Association
网页2023年9月12日 · Carbohydrates provide essential nutrients and are one of the main sources of calories for our bodies. They can all be part of a healthy eating plan. Not all carbs are created equal. There are two types of carbohydrates: simple and complex. Simple carbohydrates are digested quickly and send immediate bursts of glucose (energy) into …
Carbohydrates: Types, functions, and more - Medical News Today
网页2024年5月10日 · Carbohydrates, or carbs, are the sugars, starches, and dietary fiber that occur in certain foods. The body breaks them down into glucose, which provides energy for bodily functions. Carbohydrates...
Carbohydrates - Nutrition.gov
网页What's In Food. Carbohydrates. Read about why carbohydrates are important to the body and how they fit in a healthy diet. Explore types of carbs and examples of high carb and low carb foods. Nutrient Lists from Standard Reference Legacy (2018) USDA, National Agricultural Library, Food and Nutrition Information Center.