Chicken bone broth has numerous health benefits, including helping heal leaky gut syndrome. Available in powdered form from Swanson's Vitamins, product JR 304. Here's an article by Dr. Axe:
https://draxe.com/the-healing-power-of-bone-broth-for-digestion-arthritis-and-cellulite/ https://draxe.com/the-healing-power-of-bone-broth-for-digestion-arthritis-and-cellulite/