Eggshell membrane is a unique biological matrix that is composed of major joint constituents, including chondroitin, glucosamine, hyaluronic acid, collagen, and other proteins.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.
