When your knee loses collagen, eggshells are a lifesaver. Recipe in the first comment.
The claim that “eggshells are a lifesaver when your knee loses collagen” is a popular social media claim, but it is not proven that eating eggshells can restore lost knee cartilage or reverse joint damage. Eggshell membranes do contain compounds such as collagen-like proteins and other nutrients, and some studies have explored eggshell membrane supplements …









