See prior , plus
A complex question, but the best rx starts with everything that would be advised for the healthy development of any child.
Type 1diabetic places that person at risk of more rapid agingof cardiocascular system. Additionally, maintaining a normal wt for ht, keeping an active lifestyle, eating healthy small meals 4-5 times daily, reg checkups, self-monitoring of bs. Love, don't smother, don't spoil.