Blue pea flower are also known as Butterfly pea flowers, asian pigeon wings while the Malaysian called it Bunga Telang. https://articles.mercola.com/teas/butterfly-pea-tea.aspx According to Dr Mercola's article, blue pea flowers are supposed to have some beneficial properties in the plants but on the 17th April 2019, I received a message sent by my friends claiming a man was taking those for almost 2 years and now developed severe headache. When he saw "Dr Frances" at Nam Wah Ee hospital…