Ulcerative Colitis Diet Guide

An inflammatory bowel disease causing inflammation and ulcers in the colon lining.

⚕️ Medical disclaimer: This guide provides general nutritional information and is not a substitute for personalised medical advice. Always consult your healthcare team before making significant dietary changes.

✓ What to Eat

✓ Oats & smooth porridge

Soluble fibre is gentler than insoluble during active disease

✓ Salmon & oily fish

Omega-3s have anti-inflammatory properties

✓ Cooked carrots & squash

Easily digested, nutrient-dense

✓ Bone broth

Gentle, hydrating, and easy on the gut

✗ What to Avoid

✗ Alcohol

Can irritate the colon lining and trigger flares

✗ Caffeine

Stimulates the bowel, can worsen urgency and diarrhoea

✗ High-fibre raw vegetables

Can be abrasive to inflamed tissue

✗ Carbonated drinks

Can increase bloating and gas

Practical Tips

💡 Low-residue diet during flares

Reduces stool bulk and frequency when the colon is inflamed

💡 Reintroduce fibre gradually in remission

Slowly increase fibre as symptoms settle to support long-term gut health

💡 Monitor iron levels

Blood loss from inflammation can cause anaemia — discuss supplementation with your GP

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