Acharya Vagbhata – Scientist, Doctor and Advisor of Ayurveda; Author of Ashtanga Hridaya Samhita Abstract Ayurveda was established in the 2nd century BC. There are many acharyas who worked for ayurveda, in which the main Brihat Trayi (The trinity of the ayurvedic knowledge) are Acharya Charaka, Acharya Sushruta and Acharya Vagbhata. Ancient ayurvedic scholars state that Acharya Charaka was a mahapandit and was very knowledgeable but the acharya Vagbhata explained the treatise in simple words. Acharya Vagbhata mentioned that both