Treatment with high dosage of Vitamin C supplement (Ascorbic acid tablets). 7 valid study conducted, with 3,249 individuals. Does not reduce cold symptoms and does not speed up recovery. Mild side effects include diarrhea, upset stomach. May cause kidney stones.
Avoid this treatment:
It does not seem effective in treating cold symptoms or in shortening their duration. Side effects are usually minor, but this treatment may damage the kidney.
When the flu just begins, consider using a high dosage of Vitamin C, as it may relief flu symptoms and shorten the duration of the flu according to one clinical study.
Any excess of Vitamin C (Ascorbic acid) is evacuated from our body through the urine. This makes vitamin C pretty safe even in high dosages.
Ascorbic Acid tablets
Adults with cold, 16 to 65 years old
Several grams per day, during Common Cold occurrence
Treatment of Common Cold symptoms
Ineffective, does not seem to reduce Common Cold symptoms. Does not seem to speed up recovery.
Minor side effects include diarrhea, upset stomach, stomach cramps, nausea, heartburn. Rare side effects may include vomiting, headache, insomnia, flushing of the face, blood in the urine, kidney stones.
Common Cold (symptoms caused by viral infection of the upper respiratory system).
Symptoms and signs:
Cough, general discomfort, headache, runny nose, sneezing, sore throat, stuffy nose and weakness.
Bacterial infections: lung infection, middle ear infection, strep throat, sinus infection.
Vitamin C (supplement)
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