Trill® Budgie Food Contains Everything Birds Need For A Fit,Healthy And Active Life. Only Trill® Bird Food Contains Nutrivit Grain Which Includes Iodine S11 That Is Essential To Protect Budgerigars From Thyroid Disease. Trill Seed Contains A Variety Of Carefully Cleaned Seeds With Essentialvitamins And Calcium To Reinforce The Natural Immune System And Build Healthybones Developed With Leading Nutritionists And Veterinarians Of Waltham®