Retinyl palmitate

High school (ages 12+)
Human Body

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Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/retinyl-palmitate

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the chemical structure?An ester formed from retinol and palmitic acid (C36H60O2)
2. What is the primary storage site?Hepatocytes (liver cells), specifically in stellate cells
3. What is retinyl palmitate and why is it important for our body?Retinyl palmitate is a special form of vitamin A that the body stores in the liver. It helps keep our eyes working and our cells healthy.
4. How does the body turn retinyl palmitate into the vitamin A it needs?Enzymes in the liver break it down into retinol, which travels in the blood to give our eyes and skin the vitamin A they need.

Esterification: A chemical reaction where an ester is formed from an acid and an alcohol, crucial for nutrient storage.
Vitamin A Homeostasis: The maintenance of stable levels of Vitamin A within the body through absorption, storage, and utilization.
Retinol-Binding Protein (RBP): A specific protein that transports retinol in the bloodstream to various tissues.