GALT Deficiency Definition and Description of GALT Deficiency GALT Deficiency, or Galactose-1-Phosphate Uridyltransferase Deficiency, is a rare genetic disorder that affects the body’s ability to metabolize galactose, a sugar found in milk and dairy products. This condition results from mutations in the GALT gene, which provides instructions for producing the GALT enzyme. Without adequate levels…
