The two most important things you need to give your Lovebird are Love and Respect. There diet should not consist of all seed.
Pellets are the best complete diet.
I like Roudybush. They should be given vegetables such as Broccoli,carrots,green peppers, corn. Just remember what is healthy for you is healthy for them. My birds love things like multi grain cherrios, chex, air popped pop corn. I like to rotate there foods so they don't get bored.