Vitamin C For the Common Cold Should Not Be Rejected on The Basis of Old and Erroneous Articles
Dr Harri Hemila MD. PhD responded to the CAM article in Allergy and Clinical Immunology [1] stating-
Mainardi et al[1] reviewed the use and effects of complementary and alternative medicines on respiratory symptoms. They stated that early studies on vitamin C did not demonstrate an effect on the duration or intensity of the common cold, and as a support to this statement, they referred to 2 articles from 1975.[2,3]
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The Role of Vitamin C in the Treatment of the Common Cold
Dr Harri Hemila MD PhD co author of the Cochrane Review article replies [1]:
The Cochrane review was limited to placebo-controlled trials in which at least 0.2 g of vitamin C was used per day.[2] Most of these trials examined vitamin C administration as regular supplementation and provided strong evidence that vitamin C shortens the duration of colds and alleviates its symptoms.
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The immune system is prone to the same grave misfortunes as any defense system handling weapons: collateral damage that comes with the destruction of the enemy on one’s own territory and friendly fire due to mistaken identity. Whereas the collateral damage is the price we pay for clearance of infections, autoimmunity is a pathological process. Nevertheless, the effector mechanisms involved in both processes are the same. Whether environment can be a cause, a trigger or an amplifier of an autoimmune disease are questions that are being intensively investigated.
