Because of its naturally occurring broad-spectrum anti-infective activity, the sunshine vitamin may do much more than prevent colds and flu.
Trends in nutritional remedies, like those in traditional medicine, come and go. We tend to think ineffective products fade away fast, but that’s often not the case.
Consider vitamin C
Consumers, including those who are naturally-oriented, have been gobbling down synthetic vitamin C for decades, mostly because they believe it will prevent or remedy the common cold, flu and other infections. However, this notion that dietary supplements of vitamin C can do anything for colds has never been demonstrated in scientific studies.
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