Gallocatechin gallate

High school (ages 12+)
Science & Technology

Name:

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/gallocatechin-gallate

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 gallocatechin and gallic acid; an epimer of EGCG
2. What is the formation pathway?Generated via heat-induced epimerization of epigallocatechin gallate (EGCG)
3. What is Gallocatechin gallate (GCG) and why is it special in green tea?GCG is a tiny green tea helper made from gallocatechin and gallic acid. It is a type of catechin, a natural antioxidant that can help protect the body.
4. How does GCG appear when we brew green tea?When green tea is heated, the main compound EGCG can change its shape and become GCG. This happens more when the tea is very hot.

Polyphenol: A type of antioxidant compound found in plants, known for its health benefits.
Stereoisomer: Molecules with the same chemical formula and connectivity but different spatial arrangements of atoms.
Nutraceutical: A food or food product that provides health and medical benefits, including the prevention and treatment of disease.