2024年9月5日 · Green tea leaves are rich in flavonoids called catechins (pronounced “KAH-tuh-kins”). This polyphenol (plant chemical) in tea leaves acts as an antioxidant. Green tea is particularly high in epigallocatechin-3 gallate (EGCG), a …

2023年12月6日 · Green tea has polyphenol antioxidants, including a catechin called EGCG. These antioxidants could have various beneficial effects on health.

Green tea polyphenols can be direct antioxidants by scavenging reactive oxygen species or chelating transition metals as has been demonstrated in vitro. Alternatively, they may act indirectly by up-regulating phase II antioxidant enzymes.

2024年7月31日 · 2. Green Tea . Green tea takes second place in global tea popularity. It’s touted for its numerous health benefits, ranging from enhanced brain function to reduced blood sugar and gut inflammation. Unlike black tea, green tea is made from unfermented fresh tea leaves.

2023年8月28日 · Green tea, a source of antioxidants and caffeine, has several possible benefits. Research has found that the health benefits of green tea may include alleviating anxiety and stress,...

Green tea is a popular neutraceutical as an antioxidant. Antioxidants are compounds that protect cells against the damaging effects of reactive oxygen species, such as singlet oxygen, superoxide, peroxyl radicals, hydroxyl radicals, and peroxynitrite.

2023年12月14日 · Green tea contains one of the highest amounts of antioxidants of any tea. Green tea is about 30% polyphenols by weight, of which approximately 80% is EGCG.

Within the polyphenols, the tea flavanols, catechins and theaflavins, have been identified as the bioactive phytochemicals of green tea (GT) and black tea (BT) respectively, and shown to be responsible for their antioxidant activity (Serafini et al., 2011).

2024年5月17日 · Green tea is renowned for its health-promoting properties. The brew packs plant compounds called catechins (a type of flavonoid), in particular epigallocatechin gallate (EGCG), a powerful antioxidant that fends off free radicals and combats inflammation.

6 天之前 · The antioxidants found in green tea, particularly polyphenols, aid in protecting cells from oxidative damage, a factor that contributes to several chronic illnesses and cancers.