EGCG (epigallocatechin gallate) is a major antioxidant compound found in green tea. Potential benefits include:
Antioxidant support – helps protect cells from oxidative stress.
Heart health – may modestly support healthy cholesterol and blood-vessel function.
Blood-sugar support – may have a small beneficial effect on glucose metabolism.
Weight management – may slightly increase energy expenditure, especially when combined with caffeine, although effects are generally modest.
Brain health – its antioxidant and anti-inflammatory properties are being studied for cognitive health.
Inflammation support – may help regulate inflammatory processes.
Oral health – green-tea catechins may have antibacterial effects that that support gum and dental health.