Study says "Adequate vitamin D serum levels are necessary to prevent free radical damage in brain...." but doesn't tell you what thast level is. According to my research, it should be between 1000 - 2000 units.
According to the official records, herbalist Li Ching-Yuen was born in China in 1677 (although he himself claimed that he was born in 1736). Throughout his long life, he constantly practiced herbalism and martial arts.
It’s the New Year and I bet you’re already thinking about what you are going to do this year that will dramatically change your health, level of well-being, and life? Here's how to keep your weight loss goals.