Dogs calcium fastest food is as follows:

1, milk:

Milk is rich in calcium, is the best way to get calcium, and its calcium is the most easily absorbed form. A daily intake of one cup of fresh milk (240 ml) will give you about 240 mg of calcium. If you are concerned about your dog's lactose intolerance, try homemade yogurt or cheese.

2, soy products:

Soy products such as: tofu, soy milk, dried beans, soybean meal, etc., is also very good calcium food.

3, fish and shellfish:

Small fish eaten with bones are a good source of calcium. A variety of fish, freshwater fish contains more calcium, and small dried fish calcium content per 100 grams can be as high as 2213 mg. Other foods such as clams and oysters are also rich sources of calcium.

4, seaweed:

Kelp, kombu, wakame, black kelp, etc., seaweed food is rich in carotene, calcium, potassium and dietary fiber, low-calorie can be utilized in cooking. Dried kelp, for example, contains 737 milligrams of calcium per 100 grams.

5, yellow-green vegetables:

Yellow-green vegetables have more calcium than light-colored vegetables, and contains a lot of carotene, which can enhance the antioxidant power of the cancer prevention is also of great significance.

6, bone:

Cartilage or large bones are rich in calcium. Big bone soup can add vinegar to help dissolve calcium.