Fast Five Quiz: Vitamin C

According to the National Institutes of Health, the RDAs for vitamin C are as follows:

• Adult men (19 years or older) – 90 mg

• Adult women (19 or older) – 75 mg

• Pregnancy (19 or older) – 85 mg

• Lactation (19 or older) – 120 mg

People who smoke need an additional 35 mg/day.

The RDAs for vitamin C in children are as follows:

• Age 0-6 months (adequate intake) – 40 mg

• Age 7-12 months (adequate intake) – 50 mg

• Age 1-3 years – 15 mg

• Age 4-8 years – 25 mg

• Age 9-13 years – 45 mg

• Age 14-18 years (men) – 75 mg

• Age 14-18 years (women) – 65 mg

• Pregnancy (14-18 years) – 80 mg

• Lactation (14-18 years) –115 mg

The UL for vitamin C is as follows:

• 0-12 months: Not possible to establish

• 1-3 years: 400 mg

• 4-8 years: 650 mg

• 9-13 years: 1200 mg

• 14-18 years: 1800 mg

• Older than 19 years: 2000 mg

Read more about RDAs for various vitamins.

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Any views expressed above are the author's own and do not necessarily reflect the views of WebMD or Medscape.

Cite this: Romesh Khardori. Fast Five Quiz: Vitamin C - Medscape - Jun 24, 2021.