Versele Laga Crock Complete Herb Snacks is a healthy snack that can help boost the overall health of rabbits & other similar rodents. The treats have a crunchy biscuit outer to encourage gnawing. Vitamin A 10000 IU/kg, Vitamin D3 3000 IU/kg, Vitamin E 110 mg/kg & Vitamin C 1.250 mg/kg.