To much calcium?

[SSSSnakes]

Originally Posted by formica

depends, for diurnal species, as long as the right level of UV is provided, they can synthesize their own D3

For nocturnal species, UV Lighting may be detrimental to animals which do not require, or have not evolved to handle, UV exposure, aswell as potentially disrupting their day/night cycle, causing stress and illness

Either way, D3 should not be added to their diet every day, 1 or 2 days a week is enough, simple calcium the rest of the week

So do nocturnal reptiles require D3? How does their body naturally regulate calcium absorption? I mean they do not get extra D3 or calcium in the wild.