Calcium Supplement

Nature’s Logic® Calcium Supplement is made from 100% egg shells and is an easy and all natural way to add calcium and glucosamine to your dog or cat’s diet to support bone mineral density. For raw feeders, it’s the perfect way to help balance calcium. Our 100% natural Calcium Supplement is made from egg shells from local, USA-raised chickens. The egg shells are ground to an easy-to-digest powder. 


Egg Shell Meal

What’s Inside

100% All-Natural

Free of Common Allergens

No Synthetic Vitamins or Minerals

Guaranteed Analysis

4 %

Crude Protein (min.)

0 %

Crude Fat (min.)

0.50 %

Crude Fiber (max.)

1 %

Moisture (max.)

550 mg/kg

Glucosamine* (min)


Phosphorus (min)


Calcium (min)

220 Kcal/kg

Calorie Content: Metabolizable Energy (Calculated)

 *Not recognized as an essential nutrient by the AAFCO dog and cat nutrient profiles. 

Serving size: 1 tsp per lb of muscle meat fed. (1 tsp weighs 7,000 mg and contains 2,450 mg of calcium)


One tsp will provide calcium to balance one lb of muscle meat. The required amount can vary depending on other ingredients. Follow a reliable recipe or ask your veterinarian.