Cockatiel / Lovebird: 2 - 5g (1½ - 3 tsp). Budgie (Parakeet) / Parrotlet: 1½ - 3g (1 - 2 tsp). Superfine All Year Round Maintenance Diet Organic Bird Food. For birds that have special needs such as birds that are moulting, overweight, underweight, particularly active, housed in a cold climate, recovering from an illness or affected by liver or kidney disease.