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Guide · Jun 4, 2026 · Citadel Culebra Faculty

Calcium, D3, and the Dusting Confusion

Metabolic bone disease is one of the most common — and most preventable — tragedies in reptile keeping.

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Calcium, D3, and the Dusting Confusion
NutritionVeterinary Medicine & Clinical CareLeopard GeckoBearded DragonVeiled ChameleonHealth & Treatments

Calcium with D3, calcium without D3, multivitamin — three little tubs that confuse every new keeper, and getting the balance wrong leads straight to metabolic bone disease. The rules are simpler than the marketing makes them look.

What this resource covers — the calcium/phosphorus ratio, the role of UVB vs. dietary D3, a dusting schedule that works, MBD warning signs, and reversing early cases.

This is a free entry in the Citadel Culebra Library, expanded continuously by our faculty. The complete write-up is on the way — and members get every new entry first inside Culebra Connect.

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