In the context of food and nutrition, are characterized by several key features:

: They are a rich source of healthy monounsaturated fats , which support heart health by lowering LDL ("bad") cholesterol. black_olives

: A serving provides a moderate amount of iron , essential for energy production and oxygen transport, making them a good option for plant-based diets. In the context of food and nutrition, are

: Commercial canned varieties often include ferrous gluconate , an iron compound used to "lock in" and stabilize the deep black color. black_olives