Improve your health with functional nutrition, integrative medicine and holistic wellness

Who is Dr Brad Leech?

Dr Brad Leech is a distinguished PhD Clinical Nutritionist and Herbalist renowned for his expertise in addressing chronic autoimmune conditions and complex gastrointestinal disorders. He provides complete and personalised care to his patients using functional nutrition, integrative medicine and holistic wellness.

A man giving a presentation on stage at a conference, pointing towards a large screen displaying a pyramid diagram. The conference theme is 'Changing the Scope' as seen on the banner. Audience members are seated at tables with laptops and bottles of water.

Currently serving as the Lead Clinical Educator at Co-Biome by Microba, Brad leverages his profound knowledge of gastrointestinal healthcare to bridge the gap between cutting-edge scientific discoveries and their practical applications in clinical settings. His role involves translating the latest advancements in gut microbiome research into actionable insights for patient care.

Three scientists in white lab coats and safety goggles working together in a laboratory with scientific equipment.

After entering the profession in 2008, Brad has contributed significantly to academia, delving into research areas such as intestinal permeability, autoimmune disease management, and the therapeutic potential of food-based probiotics. Brad also holds the position of Adjunct Fellow at the National Centre for Naturopathic Medicine, where he continues to contribute to the advancement of natural health sciences. Committed to fostering professional growth within his field, Brad extends his expertise through various mentoring programs, providing invaluable support and guidance to fellow practitioners.

With a rich background in both clinical practice and academic research, Brad stands as a leading authority in the realm of functional nutrition and integrative microbiome care, committed to empowering patients and communities to achieve holistic well-being.

Dr Brad’s Research

  • Scientific article titled 'The effects of kefir consumption on human health,' including authors' names, abstract, introduction, and publication information.
  • Title page of a journal article from The Journal of Alternative and Complementary Medicine, titled 'The Subjective Well-being and Health-Related Quality of Life of Australian Adults with Increased Intestinal Permeability and Associations with Treatment Interventions,' authored by Bradley Leech, Erica McIntyre, Amie Steel, and David Sibbritt.
  • Screenshot of a journal article page from the European Journal of Integrative Medicine discussing health services research and integrative medicine with visible titles, authors, and abstract.
  • Screenshot of an academic journal article titled 'Complementary Therapies in Clinical Practice' from Elsevier, discussing investigation into supplementary medicine for intestinal permeability, including authors Bradley Leech and Janet Schlöss.
  • Screenshot of a scientific journal article titled 'Advances in Integrative Medicine' published by Elsevier. The article discusses the relationship between increased intestinal permeability and diseases, including a systematic review, author names, and publication details.
  • A screenshot of an academic journal article titled "Treatment Interventions for the Management of Intestinal Permeability: A Cross-Sectional Survey of Complementary and Integrative Medicine Practitioners." The page includes an abstract section with study objectives, design, outcome measures, results, and conclusions. The article is from the Journal of Alternative and Complementary Medicine, Volume 00, Number 00, published in 2019.
  • Cover of a book titled 'Clinical Naturopathy,' showing silhouettes of three human figures against a botanical background, authored by Jerome Sarris and Jon Wardle.
  • Text from a presentation slide titled 'Food allergy/intolerance' part of Chapter 6 by Bradley Leech, MD, about food reactions, immune responses, and food allergies.
  • Page from a scientific journal article titled 'Risk factors associated with intestinal permeability in an adult population: A systematic review'. The text includes sections with titles such as Systematic Review, Abstract, Introduction, authors, and publication details.
  • Title page of a scientific article discussing diet, digestive health, and autoimmunity, authored by Bradley Leech, Bradley McEwen, and Eric Owusu Sekyere.
  • Title page of an academic article titled "Diet, Digestive Health, and Autoimmunity: The Foundations to an Autoimmune Disease Food Pyramid—Part 2." The authors listed include Bradley Leech, Bradley McEwen, Eric Owusu Sekyere. The article discusses the impact of diet on autoimmune diseases, Mediterranean diet benefits, and vegetarian/vegan diets.
  • Page from a medical research journal titled 'Integrative Medicine Research' discussing health-seeking behaviors and intestinal permeability in Australian adults.
  • Title page of a conference report on the 2018 International Congress on Integrative Medicine and Health, including authors' names, contact info, abstract, introduction, and highlighted research topics.
  • Page from an academic journal titled 'Integrative Medicine Research,' featuring article titles, author names, abstract, keywords, and publication details.
  • Page from a scientific journal article titled 'Selenium supplementation for the reduction of thyroid antibodies in Hashimoto's thyroiditis patients: a systematic review'. It includes author names, contact information, keywords, abstract, and introduction sections.
Read The Research

Clinical Practice Guideline For The Management Of Increased Intestinal Permeability (IP Guideline)

The IP Guideline aims to improve the management of leaky gut by providing clinicians with evidence-based recommendations for the treatment of leaky gut.

Download the IP Guideline below.

Cover page of a clinical practice guideline document titled 'The management of increased intestinal permeability: IP guideline.' Includes logos of the Society of Intestinal Permeability and University of Technology Sydney.