We all think we know a lot about vitamins, minerals and supplements. The problem is that contradictory recent studies have created confusion regarding their importance; a simple fact that should be kept in mind always is that "Vitamins and other nutrients, including calcium and vitamin D, are necessary to our health and wellbeing."

Stressing the point is Dr. Joseph C. Maroon, a world-renowned neurosurgeon and GNC Corporation's national medical consultant "Human beings require these essential nutrients to grow and thrive and to reduce the risk of chronic health problems. Vitamin D and calcium are essential in maintaining healthy bones and teeth. This fact is not disputable, and a large number of studies over many decades have shown vitamin D and calcium supplementation to be effective in building and maintaining healthy bones. I will continue to recommend these critical supplements to my patients because I continue to believe in their effectiveness." Supporting this stand are various studies and citing a recent meta-analysis of double blind, randomized controlled trials, published in the Journal of the American Medical Association, a 26% risk reduction in hip fractures in elderly consuming vitamin D at doses above 700 IU was noted.

In order to clear the mist of confusion one must always remember some basic facts like:-