Zoo Med vs Fluker's Calcium
Head-to-head comparison of Zoo Med Repti Calcium with D3 and Fluker's Calcium with D3. See specs, pros, cons, and our verdict.
Quick Winner
Zoo Med Repti Calcium with D3
Zoo Med Repti Calcium with D3 earns our top recommendation for most keepers. Fluker's Calcium with D3 delivers solid performance at a lower price point.
Full VerdictPros & Cons
AZoo Med Repti
Pros
- Industry standard — most recommended by breeders and vets
- Pharmaceutical-grade calcium carbonate with optimized D3
- Ultrafine powder adheres well to crickets and dubia roaches
- Widely available at PetSmart, Petco, Chewy, and Amazon
Cons
- Must not be combined with UVB lighting (not an issue for albinos)
- Moderate price per ounce compared to Fluker's
- Jar lid can be difficult to reseal tightly in humid rooms
BFluker's Calcium with
Pros
- Lowest price per ounce among calcium + D3 options
- Phosphorus-free formula
- Available at Walmart — no shipping wait
- Adequate pharmaceutical-grade calcium and D3
Cons
- Less precise D3 calibration than Zoo Med or Repashy
- Fine powder can clump in humid environments
- Smaller brand reputation in the reptile community
The Bottom Line
Zoo Med Repti Calcium with D3 earns our top recommendation for most keepers. Fluker's Calcium with D3 delivers solid performance at a lower price point.
AChoose Zoo Med Repti if...
Primary dusting supplement for albino leopard geckos — the safest, most proven calcium + D3 option
BChoose Fluker's Calcium with if...
Budget-conscious keepers or multi-gecko households — adequate performance at the lowest available price
Want more options?
See all our picks in Best Calcium for Albino Leopard Geckos: 6 Picks for MBD Prevention (2026)
Common Questions
Zoo Med Repti Calcium with D3 (Best Overall) is best for Primary dusting supplement for albino leopard geckos — the safest, most proven calcium + D3 option. Fluker's Calcium with D3 (Budget Pick) is best for Budget-conscious keepers or multi-gecko households — adequate performance at the lowest available price.