These mollusks are loaded with iron, needed to build hemoglobin, which delivers oxygen throughout your body. Skimp on this crucial mineral and you might not have the energy to drag yourself to the gym. Or, when you do, you’ll feel it. When working muscles don’t get the oxygen they need, they pump out lactic acid causing you to tire quickly. Just six medium oysters supply 20 percent of the iron a woman needs and half the iron a man requires in a day.Oysters with Pink Peppercorn Mignonette feature oysters at their unadulterated best.