Introduction
If you’ve ever cracked an egg and wondered whether your dog could safely eat the shell, you’re not alone! Eggshells are a natural source of calcium, and many pet owners are curious about whether they can benefit their dogs. The short answer? Yes! Dogs can eat eggshells—but only when prepared correctly. In this article, we’ll explore the benefits of eggshells, how to serve them safely, and when to avoid them.
Are Eggshells Safe for Dogs?

Eggshells are packed with essential nutrients, primarily calcium carbonate, which helps support strong bones and teeth in dogs. They also contain trace minerals like magnesium and phosphorus. However, raw eggshells can carry bacteria like Salmonella, and large shell fragments can pose a choking hazard. That’s why proper preparation is crucial to ensure safety.
Health Benefits of Eggshells for Dogs
- Supports Bone & Joint Health – The high calcium content helps maintain strong bones, especially in aging dogs.
- Strengthens Teeth & Nails – Calcium and minerals promote better dental health and stronger nails.
- Prevents Calcium Deficiency – Eggshells are a natural way to supplement calcium in homemade dog diets.
- May Help with Arthritis – Some studies suggest that eggshell membranes can improve joint health and mobility in older dogs.
How to Prepare Eggshells for Dogs Safely
- Rinse & Boil – Wash the shells thoroughly and boil them for 5-10 minutes to kill bacteria.
- Dry & Crush – Let the shells dry completely, then crush them into small pieces or grind them into a fine powder.
- Serving Suggestions – Sprinkle the powder over your dog’s food or mix it into homemade dog treats.
How Much Eggshell Should Dogs Eat?

The right amount depends on your dog’s size and dietary needs. Generally:
- Small dogs: 1/4 teaspoon of eggshell powder per day
- Medium dogs: 1/2 teaspoon per day
- Large dogs: 1 teaspoon per day Too much calcium can cause health issues, so it’s best to consult your vet before adding eggshells to your dog’s diet.
Can Puppies Eat Eggshells?
Puppies need calcium for growing bones, but excess calcium can interfere with proper development. It’s best to provide a balanced diet with vet-approved calcium sources rather than relying solely on eggshells.
Eggshell Powder vs. Whole Eggshells: Which Is Better?
- Eggshell Powder – Easier to digest, safer for small dogs, and allows for better portion control.
- Whole Eggshells – Can be risky due to sharp edges and choking hazards. For optimal safety and absorption, eggshell powder is the best choice.
Potential Risks & When to Avoid Eggshells
While eggshells can be beneficial, they aren’t suitable for all dogs. Avoid feeding eggshells if:
- Your dog has kidney disease or other conditions requiring low-calcium diets.
- Your dog struggles with digestion or has a history of constipation.
- You notice any signs of calcium overdose, such as vomiting or excessive thirst.
10 FAQs About Dogs & Eggshells
- Can dogs eat raw eggshells? Yes, but they should be cleaned and crushed to prevent choking.
- How much eggshell powder should I give my dog? Follow dosage recommendations based on size.
- Are store-bought eggshells safe for dogs? Yes, but wash them thoroughly to remove any chemicals.
- Can eggshells replace calcium supplements? In some cases, but consult your vet for balanced nutrition.
- Should eggshells be cooked before feeding them to dogs? Yes, boiling removes bacteria.
- Do eggshells help dogs with arthritis? Yes, eggshell membranes may improve joint health.
- Can small dogs eat eggshells safely? Only if crushed or ground into powder.
- Are there alternatives to eggshells for calcium? Yes, bone meal, fish, and dairy can also provide calcium.
- What are signs of too much calcium in dogs? Vomiting, constipation, and kidney problems.
- Can eggshells cause constipation in dogs? Yes, if fed in excessive amounts.
Conclusion
Eggshells can be a great natural calcium supplement for dogs when prepared properly. By grinding them into a fine powder and feeding them in moderation, you can provide a safe and beneficial nutritional boost. However, always consult your veterinarian to ensure eggshells are a good fit for your dog’s diet.