Foods to avoid after food poisoning

Food poisoning can temporarily irritate the stomach and intestines. Fatty meals may sit heavily, chilli and strong seasoning can aggravate nausea, and alcohol can worsen fluid loss. Large portions may also trigger cramps or loose stools while digestion is recovering. Temporary difficulty digesting milk can occur after an intestinal illness, so pause dairy if it clearly worsens symptoms. Symptoms such as abdominal pain, fever, nausea, vomiting, and diarrhoea can accompany food poisoning; each may need attention if it is severe or persistent.

Take frequent small sips of water or an oral rehydration solution, especially after vomiting or diarrhoea. Begin with small portions of plain, easy-to-digest foods such as rice, toast, bananas, potatoes, soup, or crackers when you feel ready. Add ordinary foods gradually as your appetite returns rather than following a rigid food list. Wash hands carefully and avoid preparing food for others while you are actively unwell. Oral Rehydration Therapy can help replace fluid and salts; IV Fluid Therapy may be considered by clinicians when drinking is not enough.

Seek prompt medical advice if you cannot keep fluids down, pass very little urine, feel faint, develop severe abdominal pain, have blood in vomit or stool, or have a high or persistent fever. Get urgent help for confusion, marked weakness, or signs of serious dehydration. Contact a clinician if diarrhoea is not improving, symptoms recur after eating, or you have a condition or treatment that increases dehydration risk.

Ask which fluids are suitable for you, when to reintroduce dairy or richer foods, and whether your symptoms fit Food Poisoning or another problem.