Eggshells for Knee Collagen? Here’s the Truth You Need to Know

You’ve probably seen claims like this:

 “When your knees lose collagen, eggshells are the solution.”

It sounds simple. Natural. Even logical.

But is it actually true?

Let’s break it down—clearly and honestly.

 What Happens When Knees “Lose Collagen”?

Your knee joints rely on cartilage, a smooth tissue that allows bones to glide without pain.

Collagen is a key part of that cartilage.

As you age:

• Collagen production slows down
  
  • Cartilage becomes thinner
  • Joints may feel stiff, painful, or inflamed

  This is often linked to conditions like osteoarthritis.

   Why Eggshells Are Being Talked About

  Eggshells are mostly made of:

  Biological Sciences

  • Calcium carbonate (about 95%)
  • Small amounts of proteins and minerals

  There is also a thin membrane inside the shell (called the eggshell membrane) that contains:

  • Collagen
  • Glucosamine
  • Chondroitin
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