5 Ways to Avoid the Flu
- Becky Striepe
- Vitamin A – 900 micrograms
- Vitamin C – 75-90 micrograms; take an extra 35 micrograms per day if you smoke
- Vitamin D – 600 IU, but for extra flu protection you might want to up it to 1000 IU
- Vitamin E - 15 milligrams or 22.4 IU
Published January 23, 2013
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