The treatment for malabsorption begins with identifying and addressing the underlying cause. For instance, if malabsorption is due to Crohn's disease, treating Crohn's with medication will resolve the malabsorption. Similarly, if celiac disease is the culprit, adopting a gluten-free diet will alleviate the issue. During this process, patients often receive essential vitamin and mineral supplements such as calcium, vitamin D, iron, folic acid, and B12 to correct nutritional deficiencies. For those experiencing weight loss, high-calorie diets may be prescribed. Individuals with pancreatic insufficiency are given enzyme replacement therapy to compensate for insufficient pancreatic enzyme secretion. In cases where oral or enteral nutrition is inadequate, total parenteral nutrition (TPN) via intravenous administration is utilized. This method involves delivering nutrient solutions, custom-prepared according to the patient's specific needs, directly into the bloodstream to provide the necessary calories, vitamins, and minerals.