Answer: Yes. Kale has more calcium per serving than milk (about 90 grams per serving). It is also better absorbed by the body than milk. Kale also has many other health benefits. Kale is: High in iron High in fiber Anti-inflammatory High in Vitamin C and A High in omega fatty acids. A serving of kale contains 121 mg of omega-3 fatty acids and 92.4 mg of omega-6 fatty acids.