Failure to provide adequate vitamin D3 supplementation can result in metabolic bone disorder. Over-supplementation can be equally as disastrous. Therefore I would suggest using both calcium with and without vitamin D3. Good choice in brands, that's what I use as well.
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Reptiles:
2.2 Leopard Geckos
0.1 Bearded Dragon
0.1 Box Turtle
0.1 Corn Snake

Bird:
0.1 Jenday Conure

Pups:
2.0 K-9

and lots of tropical fish!

-Patrick