But in Obese fellow Meda is over nourished and remaining other Dhatus get malnourished. Kapha gets accumulated in between which is corrected by herbal medicines. Roll of medicines with dietary correction is to remove obstructed Kapha and let all Dhatus nourish equally. Some herbs are not which correct Pitta and ultimately appetite, some correct Vaata and Kapha by their appetite. When Kapha increases in abnormal fashion, Fat metabolism gets hampered and person becomes Obese.
Ayurvedic remedies correct basis of fat accumulating and improves complete metabolism.
Hence, once the metabolism is corrected it is easy to maintain weight.