Think eggshells are just kitchen waste? Think again. These calcium-rich shells are packed with nutrients and can do wonders for both your body and your plants. Here’s how to turn something you usually toss into a natural health booster and garden essential. Health Benefits: Natural Calcium You Can Eat Eggshells are made up of about 90% calcium carbonate — the same form of calcium found in many supplements.

With a little preparation, they can be a safe, natural source of calcium for strong bones and teeth. How to Use: Boil the shells to sterilize them, Dry thoroughly, Grind into a fine powder using a blender or coffee grinder, Sprinkle the powder into smoothies, soups, or even yogurt.

Along with calcium, eggshells provide trace minerals like magnesium, phosphorus, and zinc — all essential for bone and muscle health.In the Garden: Eggshells Are Soil Gold Why buy chemical fertilizers when you have natural ones in your kitchen? Fertilizer: Crushed eggshells enrich soil with calcium and help balance pH — ideal for tomatoes, peppers, and eggplants, Pest Repellent: