Protein can be found in many foods, but certain options ... skinless turkey breast contains about 26 g of protein and 125 calories. Turkey is also high in niacin, vitamin B6, and selenium.

However, few foods contain vitamin D, and those that do are mostly ... Fontina, 1 cubic inch (15 g) 0.09 mcg (3.45 IU) Monterey, 1 cubic inch (17 g) 0.1 mcg (3.74 IU) Cheddar, 1 cubic inch ...

A recent study has revealed that older adults with low vitamin B12 levels, even within the normal range, show signs of cognitive decline.