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Polyphenols (/ˌpɒliˈfiːnoʊl, -nɒl/) are a
large family of
naturally occurring phenols. They are
abundant in
plants and
structurally diverse. Polyphenols...
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Polyphenol oxidase (PPO; also
polyphenol oxidase i, chloroplastic), an
enzyme involved in
fruit browning, is a
tetramer that
contains four
atoms of copper...
- and
gradually add more hot
water during consumption.[citation needed]
Polyphenols found in
green tea
include epigallocatechin gallate (EGCG), epicatechin...
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Quercetin is a
plant flavonol from the
flavonoid group of
polyphenols. It is
found in many fruits, vegetables, leaves, seeds, and grains; capers, red...
- cryptoxanthin. Most food
compounds listed as
antioxidants – such as
polyphenols common in colorful,
edible plants – have
antioxidant activity only in...
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phenols and
polyphenols,
natural plant compounds which are
found in tea.
These chemical compounds affect the
flavor and
mouthfeel of tea.
Polyphenols in tea...
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Phenolic compounds—natural
phenol and
polyphenols—occur
naturally in wine.
These include a
large group of
several hundred chemical compounds that affect...
- is a type of catechin. EGCG – the most
abundant catechin in tea – is a
polyphenol under basic research for its
potential to
affect human health and disease...
- and
value of such foods. Generally, it is a
chemical reaction involving polyphenol oxidase (PPO),
catechol oxidase, and
other enzymes that
create melanins...
- phenol, C 6H 5OH.
Phenolic compounds are
classified as
simple phenols or
polyphenols based on the
number of
phenol units in the molecule.
Phenols are both...
