The real hero in red wine is polyphenol, especially resveratrol, quercetin, and catechins, found in the grapes used to make red wine. You don’t need red wine for it as it contains alcohol which is harmful. Here’s how these polyphenols work: ✅ Antioxidant activity: Polyphenols neutralise free radicals, reducing oxidative stress, a key driver of ageing, inflammation, and chronic diseases. ✅ Improved endothelial function: Compounds like resveratrol enhance nitric oxide production, leading to better