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Ineffectiveness Of Vitamin C In Treating Coryza
| Effect | None |
| Values | Sore throat mean score (0-3). Day 1: Placebo: 1.41 Vitamin C: 1.43 Day 2: Placebo: 1.10 Vitamin C: 1.16 . Day 3: Placebo: 0.61 Vitamin C: 0.84. Day 4: Placebo: 0.40 Vitamin C: 0.56 Day 5: Placebo: 0.46 Vitamin C: 0.53 Day 6: Placebo: 0.39 Vitamin C: 0.53 Day 7: Placebo: 0.39 Vitamin C:0.32 Day 8: Placebo: 0.25 Vitamin C: 0.59 Day 9: Placebo: 0.33 Vitamin C: 0.50 Day 10: Placebo: 0.50 Vitamin C: 0.50 Day 14: Placebo: 1 Vitamin C: 0.5 |
| Trial Design | Randomized trial |
| Trial Length | 1-2 Weeks |
| Number of Subjects | 270 |
| Sex | Both Genders |
| Age Range | 0-1, 1-6, 7-12, 13-17, 18-29, 30-44, 45-64, 65+ |
In a randomized, double-blind, placebo-controlled trial, 270 participants with acute coryza were given 1 g of vitamin C or placebo daily for up to 14 days or until symptoms subsided.
Cold symptoms were recorded and rated, and the authors didn't present data for most symptoms. They presented the scores for sore throat, and there wasn't a reduction at any point in time except for the 14th day in the vitamin C group compared with the placebo group,
