Amazon has NuBest Tall 10+ - Premium Bone Strength Formula, Enhanced Immunity and Overall Health (https://amzn.to/3VDNpWD) (Calcium, Vitamin D3, Vitamin K2, and Multivitamins - 60 Capsules ) for Age 10+ for $44.55.
(https://m.media-amazon.com/images/I/71HSWy+VQGL._AC_SL1500_.jpg)