Vitamin C - Mayo Clinic
2023年8月10日 · Taking oral vitamin C supplements doesn't appear to offer the same benefit. Common cold. Taking oral vitamin C supplements won't prevent the common cold. Evidence also shows that the benefits of regularly taking vitamin C supplements to reduce the duration or severity of a cold are minimal. Eye diseases.
Do the benefits of vitamin C include improved mood? - Mayo Clinic
2022年10月8日 · In some studies, participants reported that vitamin C lowered their anxiety levels. More research is needed. But in the meantime, eat plenty of fruits and vegetables rich in vitamin C, such as oranges and red peppers. If you also take a supplement, try not to exceed the upper limit of 2,000 milligrams of vitamin C a day.
Too much vitamin C: Is it harmful? - Mayo Clinic
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; Nausea; Vomiting ...
High-dose vitamin C: Can it kill cancer cells? - Mayo Clinic
2023年12月15日 · Subsequent well-designed, randomized, controlled trials of vitamin C in pill form found no such benefits for people with cancer. Despite the lack of evidence, some alternative medicine practitioners continue to recommend high doses of vitamin C for cancer treatment.
Ascorbic acid (oral route) - Mayo Clinic
Vitamin C may be used for other conditions as determined by your health care professional. Claims that vitamin C is effective for preventing senility and the common cold, and for treating asthma, some mental problems, cancer, hardening of the arteries, allergies, eye ulcers, blood clots, gum disease, and pressure sores have not been proven.
Ascorbic acid (intravenous route) - Mayo Clinic
Ascorbic acid injection is used to treat scurvy (Vitamin C deficiency) in patients who cannot take the medicine by mouth. It is used for short term treatment (up to 1 week) only. This medicine is to be given by or under the direct supervision of your doctor.
10 great health foods - Mayo Clinic
2024年3月28日 · One example are anthocyanins, which give blueberries their color and are linked to memory health, among other benefits. Blueberries also have vitamin K. This vitamin supports the body’s cells, healthy blood flow and calcium processing. Vitamin K works together with manganese, which also is found in blueberries.
Vitamin D - Mayo Clinic
2023年8月10日 · However, more studies are needed to determine the benefits of vitamin D supplementation for cognitive health. Inherited bone disorders. Vitamin D supplements can be used to help treat inherited disorders resulting from an inability to absorb or process vitamin D, such as familial hypophosphatemia. Multiple sclerosis.
Add antioxidants to your diet - Mayo Clinic
2024年3月29日 · Antioxidants are certain nutrients, such as vitamins C or E, or carotenoids, which may help protect cells against daily damage. As cells do their job, the way they process oxygen results in a molecule called a free radical. These molecules are unstable. As they regain stability, free radicals damage cells and DNA.
Vitamin B-12 - Mayo Clinic
2024年6月28日 · Taking vitamin B-12 with vitamin C might reduce the available amount of vitamin B-12 in your body. To avoid this interaction, take vitamin C two or more hours after taking a vitamin B-12 supplement. Your doctor might recommend changing drugs or timing doses to offset any potential interactions.