This type of fat supports healthy blood vessel function. Fatty fish are also a source of zinc, calcium, and selenium. Flaxseeds are a source of soluble fiber and magnesium. Adding flaxseeds to your ...
Soluble fiber slows digestion. It turns to gel when it dissolves in water ... Fiber can also reduce your body's absorption of certain minerals, including calcium and magnesium. Luckily, foods high in ...