"Crohn’s disease and ulcerative colitis can impact your body’s ability to properly digest food and absorb nutrients, which may lead to serious vitamin deficiencies and malnutrition.
Signs of malnourishment include:
Under-eating and/or severely restricting the variety and types of foods eaten
General fatigue and low energy
Loss of muscle mass
Vitamin and mineral deficiency
There are steps you can take to maintain healthy nutrition even if your diet is limited by IBD.
Get tested for vitamin and mineral deficiencies even if you aren’t showing symptoms of malnutrition.
Avoid foods that worsen your symptoms.
Work with your healthcare team to identify a list of foods that may help you maintain well-balanced nutrition "