I am currently using Nekton-S Multi-Vitamin for Birds. Can anyone tell me of the best Multivitamin bird supplement I can purchase?

Hi everyone, I'll try to keep this quick but I have a few questions. I'm gearing up to bring my baby cockatiel home. (Will be 8 to 10 weeks old when I bring him home dependent on how the weaning process goes) The breeder is weaning him onto seeds (despite that she told me she would wean onto...