In nutrition, biology, and chemistry, fat usually means any ester of fatty acids, or a mixture of such compounds, most commonly those that occur in living beings or in food. [1]
Fat in your food helps activate your body’s feeling of satiety (pronounced suh-TY-eh-tee or SAY-she-uh-tee). That’s the feeling of satisfaction or fullness that tells you you’re no longer hungry and it’s time to stop eating.
What Is Fat? Types & Why You Need Fats - Cleveland Clinic
Fat is an important part of your diet, but some kinds are healthier than others. Find out which to choose and which to avoid. The type of fat you eat every day, over a lifetime, can help keep you healthy.
Eating good fats in place of saturated fat can also help prevent insulin resistance, a precursor to diabetes. (16) So while saturated fat may not be as harmful as once thought, evidence clearly shows that unsaturated fat remains the healthiest type of fat.
A fat is any substance of plant or animal origin that is nonvolatile, insoluble in water, and oily or greasy to the touch. Together with oils, fats comprise one of the three principal classes of foodstuffs, the others being proteins and carbohydrates.
Alongside carbohydrates and protein, fat is one of the three macronutrients in our diet. However, “fat” is not a single entity, and there are many different types and subtypes of fat. Sometimes people refer to fats as “triglycerides,” which are the primary form of fat found in our body and food.
Learn what dietary fats do for the body and how much fat is recommended per day. Look up how much fat is in popular foods, like avocados and eggs.