Another thought: be sure that if you have to give calcium supplements, they also contain vitamin D3. (Most do.)
D3 is important for the body to absorb and use calcium.
This link from Johns Hopkins (human medicine) has more info:
https://www.hopkinsmedicine.org/health/wellness-and-prevention/vitamin-d-and-calcium
D3 is important for the body to absorb and use calcium.
This link from Johns Hopkins (human medicine) has more info:
https://www.hopkinsmedicine.org/health/wellness-and-prevention/vitamin-d-and-calcium