Have you ever wondered why virtually every vision supplement on the market contains zinc? It has to do with zinc's ability to slow macular degeneration. In 2001, a study from the National Eye Institute found that high doses of zinc supplements combined with antioxidants may slow down the progression to blindness in patients with macular degeneration. But is it such a good idea to take so much zinc?

Getting adequate nutrition is essential for optimal health. This is true no matter how old you are — and it's especially true in the womb. Developing babies must have particular nutrients in order to grow and form properly. But new research suggests that moms who eat a vegetarian diet might be missing a nutrient their child needs to avoid autism.

I had the great fortune of knowing Linus Pauling, a Nobel Laureate chemist who is famous for suggesting vitamin C as a means of treating cancer. He's one of the reasons I became interested in using nutrients and alternative practices for healing in the first place.