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 …
Vitamin C - Mayo Clinic
2023年8月10日 · Vitamin C is found in citrus fruits, berries, potatoes, tomatoes, peppers, cabbage, Brussels sprouts, broccoli and spinach. Vitamin C is also available as an oral …
Vitamin B-12 - Mayo Clinic
2024年6月28日 · Research on the use of vitamin B-12 for specific activities and conditions shows: Heart and blood vessel disease. Researchers had previously believed that vitamin B-12, when …
Hypercalcemia - Symptoms and causes - Mayo Clinic
2024年3月8日 · Most often, hypercalcemia happens after one or more of the parathyroid glands make too much hormone. These four tiny glands are in the neck, near the thyroid gland. Other …
Vitamin D toxicity: What if you get too much? - Mayo Clinic
2022年3月22日 · That's because your body regulates the amount of vitamin D produced by sun exposure, and even fortified foods don't contain large amounts of vitamin D. The main …
Hemochromatosis - Diagnosis and treatment - Mayo Clinic
2023年1月6日 · Avoid vitamin C supplements. Vitamin C increases absorption of iron. There's usually no need to restrict vitamin C in your diet, however. Avoid alcohol. Alcohol greatly …
Vitamin E - Mayo Clinic
2023年8月10日 · Studies show that vitamin E might improve symptoms of nonalcoholic fatty liver disease. However, some evidence suggests that taking oral vitamin E for this purpose for two …
Vitamin B-6 - Mayo Clinic
2023年8月10日 · Consuming vitamin B-6 through food appears to be safe, even in excessive amounts. When used as a supplement in appropriate doses, vitamin B-6 is likely safe. …
High uric acid level Causes - Mayo Clinic
2005年6月7日 · A high uric acid level can be the result of the body making too much uric acid, not getting rid of enough of it or both. Causes of a high uric acid level in the blood include: …
Vitamin A - Mayo Clinic
This weight-loss drug can decrease the absorption of food sources of vitamin A. Your doctor might suggest that you take a multivitamin with vitamin A and beta-carotene while taking this …