The tea is made of highest grade raw material and all the products are from the production shops which are designed and construction with GMP standard. The strict producing management, the leading technology and the advanced machines lead the products to top grade. Ingredients Rosemary 54.5% Herba menthae 30.5% Green tea 15% Functions Activate the cerebrum enginery Strengthen memory Eliminate cerebrum fatigue Improve sleep Accelerate blood circulation Nourish the skin Infusion Use 1 or 2 teabags for each cup Add 1-2 cups of hot water 5-8 min for infusion Expiration 24 months