Who we are? Guelph Naturopathic Medical Clinic (GNMC) is run and operated by Dr. Vicky Weiler, ND & Dr. Matt Gowan, ND. This husband and wife team has over 20 years of clinical experience. They have a family of their own and are very comfortable working with children.

Our Philosophy: We believe an integrative approach to medicine. Both conventional and alternative-complementary medicine have their place in healthcare. We strive to critically appraise all treatment options and recommend the safest most effective treatments. We always refer patients to other healthcare providers when warranted.

Our Approach: We always begin with diet and life-style modification to improve health. Supplementation with herbs and/or nutrients may be required depending on the condition. We often work with patients to:

  • Develop meal plans
  • Remove food sensitivities
  • Assess for nutrient deficiencies
  • Eradicate infections
  • Decrease inflammation
  • Alleviate pain
  • Manage stress
  • Improve sleep
  • Balance blood sugar
  • Prevent disease

What do we treat? We treat variety of conditions including:


  • More Clinical Nutrition Clinical Nutrition Clinical Nutrition is the cornerstone of good health. Like medicines and drugs, foods affect the way your body functions. Some foods help you heal, while others damage your body and contribute to chronic illness.
  • More Detoxification Program Detoxification Program Detoxification program starts with the removal of factors from diet and lifestyle which pollute the body and then replaces these factors with diet and lifestyle changes
  • Read Weight Management Program Weight Management Program The First Line Therapy program is a lifestyle modification routine aimed at improving body composition by lowering body fat.