No. There is a kind of lemon black tea which is a good product for me to drink. The main ingredients are fresh yellow lemon and honey-scented black tea, which are all beneficial to health. The tea is healthy, thirst-quenching and non-toxic. My Good Drink is a professional Hong Kong-style beverage brand owned by Paile Catering (China) Management Co., Ltd., and the "My Good Drink" founded in 2005 originated from Hong Kong.