Loss of appetite during menstruation

Hormonal shifts around bleeding can affect the gut and alter hunger, fullness and food preferences. Pain, nausea, diarrhoea, constipation or a migraine can make meals harder to tolerate. Notice whether the change follows a similar pattern each cycle and whether appetite returns afterwards. Appetite loss that occurs throughout the month may have another explanation, such as Depression, Gastritis or Gastroenteritis, and deserves separate assessment.

Choose smaller meals and snacks, and include fluids even when hunger is low. Warm soup, yoghurt, bananas, rice, oats or another gentle food may be easier during cramps or nausea. Gentle movement, rest and a heat pack can help period discomfort. Use pain relief only as directed and check with a pharmacist if you have stomach disease, take other medicines or could be pregnant.

Book an appointment if appetite loss is new, severe, lasts beyond the period, causes ongoing weight loss or repeatedly disrupts work and daily life. Get prompt care for very heavy bleeding, severe or one-sided pelvic pain, fainting, persistent vomiting, black stools or signs of dehydration. Sudden severe pain with a possible pregnancy needs urgent assessment.

Bring a brief cycle record and ask whether your pain, bowel symptoms, medicines or bleeding pattern could explain the appetite change and whether treatment is available.