The production of Ayurveda, Yoga and Naturopathy, Unani, Siddha, and Homeopathy medicines and supplements has seen exponential growth from more than $3 billion in 2014 to $18 billion in 2020 and is anticipated to reach $24 billion in 2023, Rajesh Kotecha, secretary, Ministry of AYUSH, Government of India, told The Indian Express.