If you're looking for a plant-based or dairy-free calcium source , eggshells can be a great alternative.
How to do it:
- Rinse and boil eggshells to remove any bacteria or residue.
- Bake them at 200°F (95°C) until dry and brittle.
- Grind into a fine powder using a blender or mortar and pestle.
- Store in a sealed container and take ¼ to ½ tsp daily , mixed into smoothies, yogurt, or oatmeal.
Note: Always consult with a healthcare professional before using eggshell powder as a supplement, especially if you have allergies or digestive issues .
2. Soothe Heartburn and Indigestion
Eggshell powder can act as a natural antacid , helping to neutralize stomach acid and relieve heartburn .
How to use:
- Mix ¼ tsp of eggshell powder with a glass of water or juice and drink after meals.
3. Strengthen Teeth and Bones
Because eggshells are so rich in calcium and minerals , they can help strengthen bones and teeth — especially for those who follow plant-based diets or are looking for natural alternatives to supplements .
4. Boost Nutrient Intake in Everyday Meals
Sprinkle eggshell powder into:
- Smoothies
- Pancake or muffin batter
- Soups or stews
It’s tasteless , odorless , and a great way to add calcium to your meals .
How to Use Eggshells for Your Garden and Plants
Eggshells aren’t just good for your body — they’re incredibly beneficial for your garden , too.
Here’s how to put them to work:
1. Natural Fertilizer for Plants
Calcium is essential for healthy plant growth. Eggshells provide a slow-release source of calcium , which helps prevent blossom end rot in tomatoes and peppers , and supports strong cell walls in plants .
How to use:
- Crush dried eggshells and sprinkle around the base of plants like tomatoes, peppers, and roses.
- Add to compost to slowly release nutrients into the soil.
2. DIY Biodegradable Seed Starters
Eggshells make perfect seed starters — they’re small, sturdy, and packed with nutrients.
How to use:
- Clean and dry the shells.
- Fill with potting soil and plant seeds.
- Once seedlings are ready, plant the entire shell directly into the ground — it will decompose and feed the plant.
3. Natural Pest Deterrent
Slugs and snails hate eggshells — the sharp edges are uncomfortable for them to crawl over.
How to use:
- Crush and sprinkle around the base of plants like lettuce, hostas, and strawberries.
4. Soil pH Balancer
If your soil is too acidic, eggshells can help raise the pH and improve soil health .
How to use:
- Crush and mix into soil to help neutralize acidity and promote plant growth .
5. Feed Your Houseplants
Indoor plants love the slow-release calcium from eggshells, which helps build strong roots and vibrant leaves .
How to use:
- Boil eggshells in water for 5–10 minutes, then let the water cool and use it to water indoor plants .
How to Prepare Eggshells for Reuse
Step-by-Step Guide to Clean and Dry Eggshells:
- Rinse thoroughly – Remove any remaining egg white or membrane.
- Boil for 5–10 minutes – This kills bacteria like salmonella.
- Dry completely – Spread on a baking sheet and bake at 200°F (95°C) until brittle.
- Crush or grind – Use a blender, food processor, or mortar and pestle to grind into a fine powder or small pieces.
Frequently Asked Questions
❓ Can I eat eggshells safely?
Yes, if cleaned, baked, and ground into a fine powder , eggshells are safe to consume in small amounts.
❓ Are eggshells good for all plants?
Yes, especially for plants like tomatoes, peppers, and eggplants , which benefit from extra calcium .
❓ Can eggshells be composted?
Yes! Eggshells are a great addition to compost, adding minerals and helping balance pH levels .
❓ Do eggshells attract pests?
No, in fact, they repel slugs and snails due to their sharp edges.
Final Thoughts
Eggshells are far from waste — they’re a natural powerhouse of nutrients , with benefits for both your body and your garden .
By reusing eggshells, you’re not only reducing household waste , but also embracing a natural, sustainable, and cost-effective solution to support your health and green thumb .
So next time you crack open an egg, think twice before tossing those shells — you might just be throwing away a tiny treasure trove of goodness .