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2 Δεκ 2019 · Vitamin C supplements should meet the RDA and stay well below the established UL — 400 for young children, 1,200 mg for kids aged 9–13, 1,800 mg for teens, and 2,000 mg for adults.
Males and females are advised to take the same amount of vitamin C until the age of 13, after which males have a slightly higher need for this vitamin. Smoking lowers the amount of vitamin C in your body so you’re advised to take an extra 35mg/day.
The total body content of vitamin C ranges from 300 mg (at near scurvy) to about 2 g . High levels of vitamin C (millimolar concentrations) are maintained in cells and tissues and are highest in leukocytes (white blood cells), eyes, adrenal glands, pituitary gland, and brain.
14 Σεπ 2024 · Vitamin C is vital to immune function and the maintenance of bone, skin, teeth, and joints. ... Recommended dietary allowance ranges from 75 to 90 milligrams (mg) per day for adults; Maximum dose: Adults should not exceed 2,000 mg a day; Safety considerations: ... (mg) = 1,000 micrograms (mcg) 1 gram (g) = 1,000 milligrams ...
2 Αυγ 2019 · The upper limit for vitamin C in adults is 2,000 mg. Individuals with chronic liver disease, gout, or kidney disease are recommended to take no more than 1,000 mg of vitamin C per day.
5 Μαΐ 2023 · The recommended vitamin C dosage per day for healthy women is 75 mg per day and for men it's 90 mg per day. For adults, the tolerable upper intake level (UL) — the highest daily intake likely to pose no risks — is 2,000 mg per day.
5 Απρ 2023 · Most adults need 75-90 mg per day. Vitamin C is a powerful antioxidant that defends your body from cell damage and supports your health in a variety of other ways.
