What's the RDA for Vitamin C?
Recommended Dietary Allowance (RDA) for Vitamin C (Ascorbic Acid):
| Recommended Dietary Allowance (RDA) for Vitamin C | |||
|---|---|---|---|
| Life Stage | Age |
Males (mg/day) |
Females (mg/day) |
| Infants | 0-6 months | 40 (AI)* | 40 (AI) |
| Infants | 7-12 months | 50 (AI) | 50 (AI) |
| Children | 1-3 years | 15 | 15 |
| Children | 4-8 years | 25 | 25 |
| Children | 9-13 years | 45 | 45 |
| Adolescents | 14-18 years | 75 | 65 |
| Adults | 19 years and older | 90 | 75 |
| Smokers | 19 years and older | 125 | 110 |
| Pregnancy | 18 years and younger | - | 80 |
| Pregnancy | 19-years and older | - | 85 |
| Breastfeeding | 18 years and younger | - | 115 |
| Breastfeeding | 19 years and older | - | 120 |
*(AI) stands for Adequate Intake.
Source: Linus Pauling Institute website - (http://lpi.oregonstate.edu/infocenter/vitamins/vitaminC/)
Why is the RDA so low?
The RDA continues to be based primarily on the prevention of deficiency disease (scurvy), rather than the proactive promotion of optimum health. Many experts recommend many times more than these amounts to gain or maintain optimal health.
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