Ingredients
Green Tea Extract: Evidence, Uses & Safety
What green tea extract is, why it appears in weight-management supplements, and what to consider about catechins, caffeine, and concentrated extracts.
What it is
Green tea extract concentrates compounds found in tea leaves, including catechins. Some extracts also contain caffeine.
Why it appears in supplements
It is commonly included in products marketed for metabolism or weight management because of research interest in catechins and caffeine.
Do not confuse plausibility with certainty
Ingredient research can suggest mechanisms or modest effects without proving that every branded blend containing the ingredient produces the same outcome.
Safety context
Concentrated extracts are not equivalent to drinking a normal cup of tea. Check the dose, caffeine content, and product warnings.