08/17/2026
What if one of the most overlooked parts of an egg could help protect your pet’s mobility?
New 2026 research is putting eggshell membrane in the spotlight, and the findings are especially interesting.
Scientists studied eggshell membrane peptides in canine cartilage cells exposed to an inflammatory signal associated with osteoarthritis. These peptides helped calm inflammatory signaling, while also decreasing inflammatory mediators and MMP-13, an enzyme involved in cartilage breakdown.
Eggshell membrane peptides helped preserve type II collagen and aggrecan, two essential components of healthy cartilage and the extracellular matrix.
And the research story doesn’t stop with dogs.
A new feline study found that eggshell membrane, particularly when combined with sodium hyaluronate, supported skin barrier function and coat health in young Ragdoll cats. Researchers also observed changes in antioxidant defenses and beneficial gut bacteria, offering another fascinating look at the connection between nutrition, the microbiome, and whole-body health.
Joint and tendon health isn’t simply about managing pain once the ability to move declines. Supporting healthy cartilage, muscle, body weight, nutrition, movement, and connective tissue throughout your pet’s life preserves their mobility and quality of life as they age.
Sometimes, an ingredient that seems almost too ordinary to notice, such as the membrane inside an eggshell, turns out to contain a fascinating collection of biological compounds worth paying attention to (especially the dose; to reach therapeutic levels you must supplement, read the full article in comments 🐾).