The embodiments herein provide a powdered composition of natural substances for controlling deficiencies in polypeptide alpha and beta hemoglobin chains and a diet plan for treating thalassemia patient. The composition comprises passargad powder, pars powder, purgative material, fumigation material, snuffing material, vinegar syrup and parsomash powder. The passargad powder is a stomach tonic and acts as anti-parasitic, anti-diarrheal, anti-dysentery, anti-bloating and anti-heartburn agents. The pars powder comprises sprouted grains for providing nutrition to cells. The purgative material is body purifier or detoxification agent and helps in motion and bowl movement. The vapor/fumigation material softens and reduces stickiness of sputum and removes sputum. The snuff helps in sneezing and removal of sputum. The vinegar syrup breaks down fat and removes toxins. The parsomash is an detoxification agent. The composition and dietary plan eliminates the need of bone marrow transplant, blood transfusion and defroxamin in thalassemia patients.