Not unless you are allergic to eggs, am sure in a week you always consume eggs. After cooking you always throw away the shells. If you would know how important an eggshell is, you would never throw it away. There are plenty of useful things you can do with them.
You have to first to clean them;
Before reusing or repurposing eggshells, it’s a good idea to make sure they are clean and free from bacteria. Rinse the shells inside and out, making sure to remove any residue or membrane that may be stuck to the inside. Then bake the shells at 150°F on a cookie sheet for about 10 minutes.
Here are some uses of eggshells that will be of help to you;
NOURISHING FACE MASK
Pulverize dried eggshells with a mortar and pestle (or in a blender), then whisk the powder in with an egg white and use for a healthful, skin-tightening facial. Allow the face mask to dry before rinsing it off.
TREAT SKIN IRRITATION
Drop an eggshell into a small container of apple cider vinegar and let it soak for a couple of days. Dab the mixture on minor skin irritations or on itchy skin.
POWERFUL CLEANER
Ground eggshells make a wonderful, non-toxic abrasive for those tough-to-clean pots and pans. Mix them with a little soapy water for a powerful clean.
You can also use eggshells to clean your hummingbird feeders! These feeders can get crusty and hard-to-clean if they aren’t cleaned regularly. First, rinse it out with hot water. Then add some crushed egg shells, fill 1/2 way with water, and shake. The shells act as an abrasive, removing mold or other built-up gunk. Rinse well before re-filling with hummingbird food. (You can also use this method to clean narrow containers like your favorite thermos!)
GARDENER HELPER
Eggshells are rich in calcium and other minerals that help your garden thrive, which is why they make
Eggshells can also help deter common garden pests like slugs, snails, and even stray cats! Just crush a few eggshells and scatter them around your vegetables and flowers. The texture of the shells will help keep would-be garden pests at bay.
START SOME SEEDLINGS
Fill an egg carton with empty, rinsed eggshell halves and poke a hole in each one for drainage. Then add potting soil and one or two seeds to each shell. When the seedlings are big enough for transplanting outside, just crack the shell at the bottom and plant them, shell and all.
HOUSE PLANT BOOSTER
Keep a mason jar of eggshells covered with water for watering indoor plants.
MAKE YOUR OWN POWDERED CALCIUM SUPPLEMENT
Skip the pills and simply bake your shells at 350 degrees for 8 minutes. Let them cool and grind them to a fine powder. Add your supplement (a teaspoon or less) to your favourite smoothie or juice once a day.
You can also add the powdered shell to your dog’s food as a calcium supplement. Calcium is an important part of a dog’s diet, and especially so for dogs being fed homemade food. To add to dog food, add 1/2 tsp of ground eggshells per pound of dog food.
LAUNDRY WHITENER
Some say that if you toss some shells in a mesh bag in your laundry, the