Well rounded with nutty, sweet flavour, this green tea is high in polyphenols and antioxidants. A health brew never tasted so good. Caffeine Level: Low Caffeine. Country of Origin: China. Ingredients: Green tea. Steeping Suggestions: 1 teaspoon of tea (4g) per 125ml(8oz) cup of water, 80°C (176°F) for 40 seconds. Add time after 3rd infusion.