Alkaline phosphatase (ALP) is an enzyme found in the liver, bones, kidneys, and digestive system. Elevated ALP levels can indicate underlying conditions such as liver disease, bone disorders, or bile duct blockages. If your ALP levels are high, your diet can play a crucial role in managing your health. Avoiding certain foods can help reduce the strain on the liver and maintain overall well-being. What Foods to Avoid if Alkaline Phosphatase is High ?