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AHK-Cu 50mg $50.00 In stock In stock AHK-Cu (Copper Tripeptide-3) AHK-Cu (Copper Tripeptide-3) is a synthetic copper-binding tripeptide composed of alanine, histidine, and lysine complexed with a copper ion

Horm Res 2002;58(suppl 3):49-55

Dan Wool, NMD Arizona-licensed Naturopathic Physician and Gastroenterology Specialist Updated: November 11, 2025 Summary: What is "Leaky Gut" and Intestinal Permeability: "Leaky gut" refers to increased intestinal permeability where the one-cell-wide intestinal lining's tight junctions become damaged, allowing toxins, undigested food particles, and bacteria to enter bloodstream

Potschka, 1987