Grape seeds contain both small flavan-3-ol units and larger chains built from those units. Catechin and epicatechin are monomers. When several flavan-3-ols connect, they form oligomeric...

Lycopene and green tea catechins are both described as antioxidants, yet their structures and food contexts are very different. Lycopene is a long-chain red carotenoid that...

EGCG and ECG are two green-tea catechins whose abbreviations look almost identical. EGCG means epigallocatechin gallate, while ECG means epicatechin gallate. Both contain a gallate ester,...

Green tea extract and a brewed cup begin with Camellia sinensis leaves, but they are different preparations. Brew strength changes with leaf amount, water temperature and...