Dr John Hypoallergenic Lamb with Rice Veg Dry Dog Food. Dr. John Hypoallergenic Lamb with Rice is a hypoallergenic recipe made without wheat. Loaded with lamb (26%) providing healthy protein and essential fats and with a crunchy base of wholesome rice and barley, Dr. John Hypoallergenic Lamb with rice is designed to help support working dogs with sensitive stomachs or those with difficulty digesting wheat. CompositionLamb meal (26% lamb), barley, maize, rice (10%), chicken fat, beet pulp, vegetables (4% peas), minerals, taurine (500 mg/kg), yucca extract. Nutrient BreakdownCrude Protein 21%Crude Oils Fats 10.5%Crude Fibre 2.5%Crude Ash 9%