Fats are broken down into smaller pieces so our body can use them for energy and building blocks.
When we eat fat, like a piece of cheese or a greasy burger, it goes to the stomach and then the small intestine. But fats are slippery and don’t mix well with water, which is needed for digestion.
That’s where bile, from the liver, comes in! Bile acts like a soap that helps break up the fat into tiny droplets, this process is called emulsification. It's like when you shake oil and water in a bottle; the oil doesn’t mix with water at first, but if you add soap (or shake it really well), it turns into little bubbles of oil floating around.
Once fats are broken down into smaller pieces, enzymes, like tiny helpers, jump in to finish the job. These enzymes chop the fat into even tinier parts called fatty acids, which our body can absorb and use for energy or building things like cell membranes.
So, thanks to bile and enzymes working together, fats become something we can easily use!
Examples
- A child eats a cheeseburger, and their body breaks down the fats so they can be absorbed into the bloodstream.
- Bile from the liver helps turn big fat globules into tiny droplets for easier digestion.
- After a heavy meal, your stomach works with enzymes to break down fatty foods.
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See also
- What are lipopolysaccharides?
- How does cholesterol synthesis work?
- What is Diacylglycerol (DAG)?
- What is fat? - George Zaidan?
- What is emulsification?