Provides 62 grams of calcium, highest level available in a gel. For use on dairy cattle. true gel base will not run out of animal s mouth. Contains both calcium oxide & calcium propionate -provides fast and sustained release of calcium. Neutral ph. Contains citrate acid - aids absorption of ingredients. Ingredients: Nutritional Supplement Containing Calcium, Magnesium, Cobalt, Selenium And Vitamins For Dairy Cattle During Calving.