Can Russian Tortoises eat Collard Greens?
Brassica oleracea var. viridis
Safety verdict
Caution
Why
[confidence: high] [source: The Tortoise Table; Tortoise Trust goitrogen article for Central Asian tortoises] Goitrogenic brassica green; can be offered occasionally in rotation but should not be a daily staple for Russian tortoises.
How much / how often
Occasionally; part of varied greens mix; not more than weekly
Nutrition (per 100 g)
232 mg
Calcium
25 mg
Phosphorus
9.3:1
Ca:P ratio
low
Oxalate
3 g
Protein
4 g
Fiber
Reviewed by admin on May 2026
Not veterinary advice. This information is for educational purposes. Always consult a qualified exotic animal veterinarian for guidance specific to your pet.