Don’t Toss Those Eggshells! Here’s Why You Should Keep Them

We all crack eggs for breakfast, baking, or cooking and instinctively toss the shells into the trash. But those fragile, discarded shells are far more useful than most people realize. Packed with nutrients and versatility, eggshells can be a sustainable, cost-effective addition to your home and garden. Here’s why you should start keeping them.

1. Eggshells Are Rich in Calcium

Eggshells are made up of about 95% calcium carbonate, a compound that your body uses to build strong bones and teeth. When properly prepared, crushed eggshells can even be added to smoothies or baked goods as a natural calcium supplement.