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Black Catechu, a component of SJS, was found to have polyphenol components such as catechin which has strong scavenging effects on oxygen radicals.
One could conclude that foods rich in longer-chain catechin oligomers are most likely to provide bioavailable catechin .
Apples are rich in plant compounds called flavonoids including catechin and quercetin.
Green tea contains compounds called catechins, including epigallocatechin gallate - the main catechin responsible for the tea's thermogenic and antioxidant properties.
Other nutrients important for gum health include vitamin A, zinc, vitamin E, selenium, and flavonoids such as quercetin, catechin , anthocyanidins and proanthocyanidins.
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