Definition. noun, plural: autotrophs. A organism capable of making nutritive organic molecules from inorganic sources via photosynthesis (involving light energy) or chemosynthesis (involving chemical energy) Supplement
Spinach also contributes to your daily intake of iron and calcium. Although spinach naturally contains sodium, it only provides 25 milligrams per cup and the 10-ounce bag contains only 224 milligrams, increasing its desirability as a heart-healthy food.
Credit: Melica | Shutterstock.com. ORLANDO, Fla. â Americans eat, on average, more than 3,400 milligrams of sodium each day â much more than the 2,300-mg current recommended limit for many people. But whether this amount increases a person's risk of heart disease is now being hotly debated by researchers.