Gut and Psychology Syndrome (GAP Syndrome or GAPS) is a condition, which establishes a connection between the functions of the digestive system and the brain. This term was created by Dr Natasha Campbell-McBride, MD, MMedSci (neurology), MMedSci (human nutrition) in 2004 after working with hundreds of children and adults with neurological and psychiatric conditions, such as autistic spectrum disorders, attention deficit hyperactivity disorder (ADHD/ADD), schizophrenia, dyslexia, dyspraxia, depression, obsessive –compulsive disorder, bi-polar disorder and other neuro-psychological and psychiatric problems.


Home made pickles

NHA's master teacher, Makiko Oka-Castro offers private sessions on GAPS diet regimen. Her sessions have helped people with various gut conditions which manifested in both physical and mental symptoms.

To learn about Gut and Psychology Syndrome, how it develops and how to treat it effectively with a sound nutritional protocol please read Dr Campbell-McBride’s book “Gut and Psychology Syndrome. Natural treatment for autism, ADHD/ADD, dyslexia, dyspraxia, depression and schizophrenia

To gain an initial understanding on GAPS, please read the following article by Dr Campbell-McBride.

Click here for more information.

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Home made chicken broth

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Translated GAPS book!

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From the left, Dr. Natasha, her husband, and Makiko at the GAPS conference

Makiko presenting at GAPS conference