Can Russian Tortoises eat Kale?
Brassica oleracea var. acephala
Safety verdict
Caution
Why
Goitrogenic — contains glucosinolates that suppress thyroid function when fed excessively. High in calcium which is a positive, but the goitrogen risk makes it unsuitable as a staple.
How much / how often
Occasional — no more than once per week, small quantity. Do not use as a staple green.
Nutrition (per 100 g)
254 mg
Calcium
55 mg
Phosphorus
4.6:1
Ca:P ratio
low
Oxalate
4.3 g
Protein
4.1 g
Fiber
Sources
The Tortoise TableThe Tortoise Table ↗
Brassica oleracea — caution. Goitrogenic. Feed only occasionally and in small quantities.
USDA databaseUSDA FoodData Central — Kale, raw (ID 323505) ↗
Calcium 254 mg, Phosphorus 55 mg per 100 g. High calcium but goitrogen risk outweighs benefit as a regular food.
Not veterinary advice. This information is for educational purposes. Always consult a qualified exotic animal veterinarian for guidance specific to your pet.