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  1. www.mayoclinic.org › drugs-supplements-vitamin-c › art-20363932Vitamin C - Mayo Clinic

    2023年8月10日 · Vitamin C (ascorbic acid) is a nutrient your body needs to form blood vessels, cartilage, muscle and collagen in bones. Vitamin C is also vital to your body's healing process. Vitamin C is an antioxidant that helps protect your cells against the effects of free radicals — molecules produced when your body breaks down food or is exposed to ...

  2. 2022年4月28日 · The recommended daily amount for vitamin C is 75 milligrams (mg) a day for women and 90 mg a day for men. During pregnancy, 120 mg a day are recommended. The upper limit for all adults is 2,000 mg a day. Although too much dietary vitamin C is unlikely to be harmful, large doses of vitamin C supplements might cause: Diarrhea.

  3. 2022年12月15日 · 对于维生素 C,建议女性每日摄入 75 毫克(mg),男性 90 毫克(mg)。. 怀孕期间,建议每日摄入 120 毫克(mg)。. 所有成人每天最多摄入 2000 毫克(mg)。. 尽管过多的膳食维生素 C 不太可能有害,但大剂量的维生素 C 补充剂可能导致:. 腹泻.

  4. www.mayoclinic.org › es › drugs-supplements-vitamin-cVitamina C - Mayo Clinic

    2023年8月10日 · La vitamina C (ácido ascórbico) es un nutriente que el cuerpo necesita para formar vasos sanguíneos, cartílagos, músculos y colágeno en los huesos. La vitamina C también es vital para el proceso de curación del cuerpo. La vitamina C es un antioxidante que protege las células contra los efectos de los radicales libres, las moléculas ...

  5. 2024年7月12日 · The following might help you feel better: Drink plenty of fluids. Water, juice, clear broth or warm lemon water with honey helps loosen stuffiness, called congestion. These also help prevent losing too much fluid, called dehydration. Don't drink alcohol, coffee and sodas with caffeine. They can make dehydration worse. Rest.

  6. 2023年12月15日 · Interest in using very high doses of vitamin C as a cancer treatment began as long ago as the 1970s when it was discovered that some properties of the vitamin may make it toxic to cancer cells. Initial studies in humans had promising results, but these studies were later found to be flawed. Subsequent well-designed, randomized, controlled ...

  7. www.mayoclinic.org › drugs-supplements-vitamin-d › art-20363792Vitamin D - Mayo Clinic

    2023年8月10日 · Vitamin D is a nutrient your body needs for building and maintaining healthy bones. That's because your body can only absorb calcium, the primary component of bone, when vitamin D is present. Vitamin D also regulates many other cellular functions in your body. Its anti-inflammatory, antioxidant and neuroprotective properties support immune ...

  8. www.mayoclinic.org › drugs-supplements-vitamin-b12 › art-20363663Vitamin B-12 - Mayo Clinic

    2024年6月28日 · The recommended daily amount of vitamin B-12 for adults is 2.4 micrograms (mcg). Most people can get enough vitamin B-12 in the foods they eat. But people who follow a vegetarian or vegan diet should eat nutritional yeast and other foods fortified with vitamin B-12. Or they can take a low-dose multivitamin that includes 2.4 mcg of vitamin B-12.

  9. 2022年6月25日 · Avoid alcohol during gout attacks, and limit alcohol, especially beer, between attacks. Sugary foods and beverages. Limit or avoid sugar-sweetened foods such as sweetened cereals, bakery goods and candies. Limit consumption of naturally sweet fruit juices. Vitamin C. Vitamin C may help lower uric acid levels.

  10. 18世纪远航时期,很多人长期缺乏维生素C,会发生精神不振、牙龈出血、牙齿掉落、皮肤出血甚至肝肾功能衰竭而死亡等悲剧,及时补充维生素C就能预防坏血病,因为人体不能合成维生素C,必须靠食物供给,所以维生素C也被称之为抗坏血酸。. 现代人已经不大 ...

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