Substrate
Is Calci-sand / calcium sand a Safe Substrate for African Fat-Tailed Geckos?
Unsafe — avoid
Quick answer
No — Calci-sand / calcium sand is rated "avoid" as an African fat-tailed gecko substrate. Marketed as digestible, but it clumps in the gut when swallowed during hunting.
Marketed as digestible, but it clumps in the gut when swallowed during hunting. A serious impaction risk despite the calcium content.