He asked people to free themselves of diseases and medicines by adopting a healthy food and exercise regimen.
"The human body is designed to live for 400 years, but we torture our bodies through excesses of food and lifestyle. We invite high blood pressure, heart ailments and other diseases that lessen its life span and makes it depend on doctors and medicines for the rest of our lives," he told the gathering at the 12th National Quality Conclave.
Noting how one can take control of one's routine and eating habits to stay healthy, the yoga exponent claimed BJP president Amit Shah shed 38 kilos by doing that.
"I met Amitbhai yesterday. He has managed to shed 38 kg by having boiled vegetables and soup for dinner and controlling his lunch," he said.
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Often criticised for marketing his company Patanjali Ayurved's products, he said he marketed only "good things".
"I talk about freedom of health from doctors and medicines by marketing good things like ayurveda, India and Make in India campaign."
Ramdev said poor immunity was behind many diseases, particuarly cancer, and said regular practice of yogic breathing exercises 'pranayam' and consumption of giloy (Tinospora cordifolia) could prevent them.