TORONTO AREA FUNCTIONAL MEDICINE

Markham Integrative Medicine is a leading clinic providing functional medicine services to patients in the Greater Toronto Area, Ontario, and beyond, both virtually and in person.

MEET DR. JOHN GANNAGE

Dr. John Gannage, MD, is a leader in Functional and Integrative Medicine and specializes in prevention and treatment of chronic disease using a combination of conventional and complementary medicine.

MCAS & HISTAMINE INTOLERANCE

Discover Dr. Gannage’s evidence-based, functional medicine approach to managing histamine intolerance and MCAS.

AUTISM SPECTRUM DISORDER

Learn more about the nutritional and environmental factors that may contribute to ASD, and the evolving landscape of integrative medical care for families.

TORONTO AREA FUNCTIONAL MEDICINE

Markham Integrative Medicine is a leading clinic providing functional medicine services to patients in the Greater Toronto Area, Ontario, and beyond, both virtually and in person.

MEET DR. JOHN GANNAGE

Dr. John Gannage, MD, is a leader in Functional and Integrative Medicine and specializes in prevention and treatment of chronic disease using a combination of conventional and complementary medicine.

MCAS & HISTAMINE INTOLERANCE

Discover Dr. Gannage’s evidence-based, functional medicine approach to managing histamine intolerance and MCAS.

AUTISM SPECTRUM DISORDER

Learn more about the nutritional and environmental factors that may contribute to ASD, and the evolving landscape of integrative medical care for families.

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Scroll Through Our Library...

Histamine Intolerance: The Game Changer in Chronic Illness

  Game-changing. Paradigm-shifting. Revolutionizing.  I am not one for hyperbole or exaggeration. But when I attend conferences, as I do often, and sift through the mounds of information, my service as a health practitioner is to bring to the clinic, on the...

Mast Cell Activation Syndrome: Everything You Need to Know

While mast cells are critical for your health, dysregulated or overactivated mast cells can cause issues. Mast cell activation syndrome or MCAS refers to a condition when your mast cells release too much histamine and other chemicals leading to widespread symptoms.

Are You Taking Too Many Medications? Less May Be More

Are you taking any medications for health issues? If you are, you are not alone. Most people do or will take some long-term medications throughout their lives and most will take several. According to the results of the 1996–2019 Medical Expenditure Panel Surveys, the...

DIM vs I3C: Which One Is Better for Estrogen Dominance?

Estrogen dominance is a common condition characterized by an imbalance between estrogen and progesterone. It can lead to weight gain, mood swings, and reproductive issues. 

Heavy Metals in Tampons? What Can You Do About It

Recent research suggests that your tampons could contain potentially harmful heavy metals. Other research shows that tampons and other feminine hygiene products can contain chemicals. They may also carry the risk of toxic shock syndrome.

Heavy Metals in Chocolate: How to Protect Your Body

Everyone loves chocolate. Most people are aware that their sugar-filled chocolate snacks are not the healthiest choice. In the meantime, extra dark chocolate is touted as an antioxidant-rich healthy snack in moderation.  There is only one major health risk we don’t tend to talk about when it comes to chocolate. Heavy metals. 

Acupuncture for Pain Management: A Holistic Approach to Acute and Chronic Pain by Dr. Tuteja, ND

Pain, whether acute or chronic, can significantly impact an individual's quality of life. While conventional medicine often relies on pharmaceuticals for pain relief, there is growing interest in alternative therapies like acupuncture. This ancient practice from...

Histamine Intolerance: Everything You Need to Know

Histamine plays a very important role in your body. It’s a chemical that supports your immune system by getting rid of allergens that it encounters.

Acupuncture: A Holistic Approach to Health and Wellness by Dr. Arvind Tuteja, ND

As interest in holistic and integrative health grows, many people are turning to acupuncture for its wide range of potential benefits.

Nutrition Tips

Top Tips to Improve Your Nutrition

Eating well can be more difficult than it sounds