Breast cancer survivors may reduce their chances of survival if they eat too much trans fat, found primarily in the American diet in junk food and animal products.
Based on two biomarkers of functional vitamin B12 (cobalamin) status, B12 recommendations formulated more than a half century ago may need to be updated.
Why the current vitamin D recommendations may be too low, other expert recommendations may be too high, and 2000 international units a day may be just right.
The latest revision of the official vitamin D recommendations were based on the body's reaction to protect bone health, but what about the other three dozen affected organs?