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Does your body really need vitamin C?
Where is vitamin C found in the body?
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What is collagen & vitamin C & why is it important?
2024年3月4日 · 工具. 維生素C （英語： Vitamin C ），又稱 抗壞血酸 （英語： ascorbic acid ），是一種存在於各種食物的維生素，也被作為 營養補充品 銷售 [1] [2] ，可用於預防及治療 壞血病 [1] 。 維生素C是參與 組織 修復和某些 神經傳導物質 中的 酶 促生產 [1] [3] 。 它是幾種酶的功能中所必需的，並且對於 免疫系統 運作很重要 [3] [4] 。 它還可用作 抗氧化劑 [2] 。 證據不支持將其用於預防 普通感冒 [2] [5] 。 然而有些證據顯示，經常服用可縮短患感冒的時間 [6] 。 目前尚未清楚營養補充劑是否會對 癌症 、 心血管疾病 或 認知障礙症 有所影響 [7] [8] 。 服用可透過口服或注射 [1] 。
In addition to its biosynthetic and antioxidant functions, vitamin C plays an important role in immune function [ 4] and improves the absorption of nonheme iron [ 5 ], the form of iron present in plant-based foods.
Vitamin C is an essential nutrient involved in the repair of tissue, the formation of collagen, and the enzymatic production of certain neurotransmitters. It is required for the functioning of several enzymes and is important for immune system function. [6] It also functions as an antioxidant.
- C₆H₈O₆
- Ascor, Cecon, Cevalin, others
- Health Benefits of Vitamin C
- How Much Vitamin C You Need Each Day
- Should You Take Vitamin C Supplements?
What does vitamin C actually do for your body? Peart delves deeper into some of the proven ways that it supports your health, plus a few possibilities that are still being researched.
When it comes to vitamin C, a little bit goes a long way — which is to say, it’s not all that difficult to get your recommended daily amount. For example, one medium orange has about 80 milligrams of vitamin C, which accounts for much of your daily intake. For adults ages 18 and over, here’s how the National Institutes of Health (NIH) breaks down i...
If you eat a healthy diet, you’re likely already getting enough vitamin C. “You can’t get too much vitamin C from food sources,” Peart says, “so if you eat plenty of vegetables and fruit every day, you will get the recommended amount and more.” But if you fear you’re not getting enough vitamin C (like if you smoke or if you don’t eat many fruit and...
2024年5月10日 · Vitamin C is essential for the synthesis of collagen, a protein important in the formation of connective tissue and in wound healing. It acts as an antioxidant, protecting against damage by reactive molecules called free radicals. The vitamin also helps in stimulating the immune system.
- The Editors of Encyclopaedia Britannica
- Vitamin C is a water-soluble, carbohydrate-like substance that is involved in certain metabolic processes of animals. Although most animals can syn...
- Vitamin C was first isolated in 1928. It was identified as the curative agent for scurvy in 1932.
- Citrus fruits and fresh vegetables are the best dietary sources of vitamin C.
2023年8月10日 · Overview. 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.
[1] Vitamin C plays a role in controlling infections and healing wounds, and is a powerful antioxidant that can neutralize harmful free radicals. It is needed to make collagen, a fibrous protein in connective tissue that is weaved throughout various systems in the body: nervous, immune, bone, cartilage, blood, and others.
