Image of Anna smiling, she has blonde hair and is wearing a blazer


Anna Pettit

Anna Pettit is a gut and women’s health specialist dietitian with additional experience in allergies. After qualifying with a Bachelor’s degree in Nutrition and Dietetics from King’s College London, she gained a Postgraduate Certificate in Allergy from Imperial College London. Anna is currently studying for a further Masters qualification in Allergy.

She has a special interest in women’s health throughout a woman’s lifespan, from pregnancy to menopause, as well as any gut-related conditions. She is also trained in the use of a low FODMAP diet in IBS.

Anna is a contributing member of a number of dietetic societies including the British Dietetic Association (BDA) and specifically the BDA Food Allergy, Gastroenterology and Maternity and Fertility Nutrition Specialist Groups. She is also a member of the British Society of Allergy and Immunology (BSACI) and the British Menopause Society. She has also been a guest speaker for several events for “Results Wellness Lifestyle” (RWL) discussing menopause nutrition and gut health.

Anna is on a mission to empower her clients to improve their gut health, get rid of troublesome symptoms and live a happier healthier life enjoying things they love.


Anna Pettit offers both online and face-to-face consultations

Online clinics: Mondays from 9am–3pm and 5–7pm

Face-to-face clinics at OneWelbeck: alternate Mondays 9am–2pm

Areas of expertise

  • Gut health optimisation (including leaky gut & post antibiotics)
  • Food intolerances
  • Paediatric allergy
  • Irritable bowel syndrome (IBS)
  • Small intestinal bacterial overgrowth (SIBO)
  • Bile acid malabsorption (BAM)
  • Bloating
  • Constipation
  • Heartburn/reflux (GERD/GORD)
  • Inflammatory bowel disease (IBD)
  • Pancreatic exocrine insufficiency/pancreatitis
  • Diverticular disease/diverticulitis
  • Gastritis
  • Coeliac disease
  • Liver disease
  • Osteoporosis
  • Fertility (female)
  • Menopause
  • Fertility (male)
  • Endometriosis
  • Polycystic ovary syndrome (PCOS)
  • Migraines
  • Fibromyalgia
  • Pregnancy

Anna's articles