What substance present in cocoa has a demonstrably protective effect against oxidative tissue damage that typically occurs after a stroke or a heart attack?

A) flagellin
B) curcumin
C) resveratrol
D) epicatechin
E) caffeine

Oxidative Tissue Damage

Tissue impairment caused by reactive oxygen species leading to cellular dysfunction and disease.

Epicatechin

A type of flavonoid with antioxidant properties found in various foods like dark chocolate and green tea, associated with health benefits such as improved heart health.

Cocoa

A powder made from roasted and ground cacao seeds, used in making chocolate, as well as in baking and cooking.