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  2. Human nutrition - Wikipedia

    en.wikipedia.org/wiki/Human_nutrition

    Some nutrients can be stored – the fat-soluble vitamins – while others are required more or less continuously. Poor health can be caused by a lack of required nutrients, or for some vitamins and minerals, too much of a required nutrient. Essential nutrients cannot be synthesized by the body, and must be obtained from food.

  3. Vitamin deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_deficiency

    Some vitamins cause acute or chronic toxicity, a condition called hypervitaminosis, which occurs mainly for fat-soluble vitamins if over-consumed by excessive supplementation. Hypervitaminosis A [59] and hypervitaminosis D [60] are the most common examples.

  4. Vitamin - Wikipedia

    en.wikipedia.org/wiki/Vitamin

    Vitamins are classified as either water-soluble or fat-soluble. In humans there are 13 vitamins: 4 fat-soluble (A, D, E, and K) and 9 water-soluble (8 B vitamins and vitamin C). Water-soluble vitamins dissolve easily in water and, in general, are readily excreted from the body, to the degree that urinary output is a strong predictor of vitamin ...

  5. How long can you survive without food? That depends on ... - AOL

    www.aol.com/news/long-survive-without-food...

    How long someone can survive without food depends on various aspects, such as their age, weight genetics, health and hydration level. How long can you survive without food? That depends on many ...

  6. Nutrition - Wikipedia

    en.wikipedia.org/wiki/Nutrition

    Lipids provide animals with fats and oils. They are not soluble in water, and they can store energy for an extended period of time. They can be obtained from many different plant and animal sources. Most dietary lipids are triglycerides, composed of glycerol and fatty acids. Phospholipids and sterols are found in smaller amounts. [30]

  7. Fatty acid metabolism - Wikipedia

    en.wikipedia.org/wiki/Fatty_acid_metabolism

    The digestion products consisting of a mixture of tri-, di- and monoglycerides and free fatty acids, which, together with the other fat soluble contents of the diet (e.g. the fat soluble vitamins and cholesterol) and bile salts form mixed micelles, in the watery duodenal contents (see diagrams on the right). [27] [29]

  8. Are Celsius Energy Drinks Healthy? We Asked a Dietitian - AOL

    www.aol.com/lifestyle/celsius-energy-drinks...

    One can (12 ounces) of Celsius and Celsius Vibe beverages has 200 milligrams of caffeine, and one can of Celsius Essential beverages has 270 milligrams of caffeine. The amount of caffeine in other ...

  9. Hypervitaminosis - Wikipedia

    en.wikipedia.org/wiki/Hypervitaminosis

    With few exceptions, like some vitamins from B-complex, hypervitaminosis usually occurs with the fat-soluble vitamins A and D, which are stored, respectively, in the liver and fatty tissues of the body. These vitamins build up and remain for a longer time in the body than water-soluble vitamins. [2] Conditions include: Hypervitaminosis A