In this study design, follow-up diabetic patients taking oral
anti-diabetic drugs were selected at Sri Jayadeva Institute of
Cardiovascular Sciences and Research, Bangalore, India. Fasting
blood glucose level was measured after routine standard
breakfast and after consumption of 70 ml of mulberry tea with
1 teaspoon of sugar. The PPG levels were measured in total 48
patients after prior consent and Institutional ethics committee
approval. Mulberry tea (Mulbericha green) was provided by
Karnataka State Sericulture Research and Development Institute,
Bangalore, India.