Supplements Guide: Side Effects & Best Multivitamins

Vitamins and supplements like melatonin and fish oil offer health benefits but can cause side effects if misused. Learn about the impact of saw palmetto on blood pressure and find the best multivitamins for young women and adults over 50.

The Sun Rising Over a Mountain Range and a Forest. Japan

Vitamin D Deficiency & High Blood Sugars

Published Jul,08 2011 | By Caterina Nelson

According to MayoClinic.com, normal fasting blood sugar levels are between 70 and 99 mg/dL; fasting blood sugar levels between 100 and 125 mg/dL are classified as pre-diabetes; and fasting blood sugar levels over 126 on two consecutive tests are consistent with a diagnosis of diabetes.