Catechin is a widely studied flavonoid present in tea and various fruits. The word is pronounced as /ˈkætəkɪn/ in IPA phonetic transcription. The first syllable is pronounced as 'kat' with a short vowel 'a', followed by the schwa sound 'ə'. The 'i' in the second syllable is pronounced as a short 'i', and the last syllable is pronounced as 'kin'. The spelling of the word 'catechin' is derived from the Greek word 'katechismos', meaning "that which holds fast."
Catechin is a noun that refers to a type of flavonoid compound commonly found in various plants, particularly in tea leaves and cocoa beans. It is part of a larger group of compounds known as polyphenols.
Catechins possess antioxidant properties and are known for their potential health benefits. They have been extensively studied for their role in promoting cardiovascular health, reducing the risk of certain types of cancer, and improving overall immune function. Furthermore, catechins are believed to exhibit anti-inflammatory effects and help regulate blood sugar levels, making them potentially beneficial for individuals with diabetes.
In terms of its chemical structure, catechin consists of a flavan-3-ol framework with hydroxyl groups attached to various positions. This structure determines its bioactivity and the specific health effects it may exert.
Catechin is commonly consumed through the consumption of certain foods and beverages, such as green tea, black tea, and dark chocolate, which are particularly rich sources. It can also be found in smaller quantities in fruits, including apples, berries, and grapes. In addition to its presence in natural sources, catechin is also available in the form of dietary supplements.
Overall, catechin is a naturally occurring compound with potential health benefits due to its antioxidant and anti-inflammatory properties, and its regular consumption through foods or supplements may contribute to improved overall well-being.
Catechinic or catechuic acid, C21H20O9 + 5H2O, an amorphous yellow powder from catechu; used as a stain.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "catechin" comes from the Latin term "catechu" or "cathechu", which refers to a type of extract derived from the acacia tree. The Latin word is believed to have been derived from the Greek term "katéchon", meaning "something to hold back". The term "catechin" was first coined in 1853 by French chemist Jean-Servais Stas to describe a type of compound found in tea leaves, to which it is primarily attributed.