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A natural approach for your skin, digestion, and hormones

Providing personalized care by using comprehensive lab testing and in-depth assessments to optimize your health.

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Results Driven
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Deeply Personal

Hello & Welcome

I’m Dr. James Yoon, a Naturopathic Doctor in Downtown Toronto.  

Using a “root-cause” and functional medicine approach, my aim is to help you better navigate through your health journey by uncovering the underlying factors that may be causing your symptoms.  

I believe that healthcare should be personalized and customized to each individual, which is why I take into consideration various aspects of your life, such as your lifestyle, diet, digestion, exercise routine, sleep schedule, fertility cycle, and much more.

My treatments blend traditional medicine with evidence-based research to offer complementary healthcare solutions. From lifestyle recommendations and clinical nutrition to herbal medicines, nutritional supplements, as well as traditional asian medicine and acupuncture, I employ a range of tools to support your wellbeing.

Whether you’re seeking relief from a specific condition or desiring guidance on how to live a healthier life, I am here to guide and support you on your journey to optimal health and wellness.

As Seen On

Areas of Clinical Focus


Optimal health starts in the gut. Naturopathic medicine works to address your digestive issues by using the 5R Principles of Gut Restoration: Remove the offending foods/microbes; Replace with nutrient dense foods supportive for gut health; Reinoculate by supporting the growth of beneficial bacteria; Repair the intesintal lining; and Rebalance digestion with lifestyle choices to support digestive functioning. 

Naturopathic Treatment for: 

  • Small Intestinal Bacterial Overgrowth (SIBO)
  • Candida
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis
  • Crohn’s Disease
  • Constipation
  • Diarrhea
  • Acid Reflux / Heartburn
  • Gastritis
  • Gallstons 
  • Bloating & Gas 
  • Food Senitivities
  • Leaky Gut


Hormones play a crucial role in your mood, cognitive function, metabolism, and reproductive health. If there is any disruption in the delicate balance of hormones, it can have a complex ripple effect, potentially causing various diseases and conditions. Naturopathic medicine can help restore hormone balance and function. 

Naturopathic Treatment for:

  • Anxiety
  • Insomnia
  • Polycystic Ovarian Syndrome (PCOS)
  • Irregular periods
  • Fibroids
  • Menstrual cramping & PMS 
  • Low libido (sex drive)
  • Fertility (Male & Female)
  • Benign Prostate Hyperplasia (BPH)
  • Menopause and Peri-menopause 
  • Thyroid disease
  • Adrenal dysfunction and fatigue
  • Prediabetes & Type 2 Diabetes
  • Weight management 
  • Sport Nutrition
  • Well-Aging


Your skin is a major organ of detoxification, and often reflects your internal health. Factors like diet, stress, and microbial imbalances in the gut can often manifest as skin conditions. A functional medicine approach is used to to address your skin issues, promoting a healthier complexion. 

Naturopathic Treatment for:

  • Acne 
  • Eczema
  • Rosacea
  • Rash
  • Urticaria / Hives
  • Dermatographia 
  • Dandruff
  • Skin Dryness 


About 70-80% of the immune system resides in the gut. When the balance of the gut flora is disrupted, it can lead to immune system dysfunction, contributing to inflammatory conditions, autoimmune disorders, and increased susceptibility to infections. Functional medicine testing can identify these factors so that a tailored treatment plan can be made for you. 

Naturopathic Treatment for:

  • Psoriasis
  • Rheumatoid Arthritis
  • Hashimoto’s Thyroiditis
  • Grave’s Disease
  • Celiac Disease
  • Crohn’s Disease
  • Ulcerative Colitis 
  • Multiple Sclerosis 
  • Type 1 Diabetes
  • Scleroderma
  • Lupus (SLE)

Functional Medicine Testing

  • Comprehensive Bloodwork and Panels
  • Saliva Hormone Testing
  • Food Intolerance (IgG) Test
  • Comprehensive Stool Analysis
  • Stool Microbiology Profile
  • SIBO Breath Test

Functional Medicine Testing

  • Comprehensive Bloodwork and Panels
  • Saliva Hormone Testing
  • Food Intolerance (IgG) Test
  • Comprehensive Stool Analysis
  • Stool Microbiology Profile
  • SIBO Breath Test

What to Expect

Initial Consult

Initial Consult


The goal of the visit is to get a comprehensive understanding about your health history: 

  • In-depth intake
  • Review medical and holistic health history (diet, lifestyle, digestion, fertility cycle, etc.) 
  • Determine the need for lab testing / referrals



A comprehensive treatment plan is provided that will include: 

  • Personalized Diet and lifestyle recommendations
  • Customized  nutraceutical recommendations
  • Monitoring strategies to track your progress
  • Q & A with Dr. Yoon



It takes time to help your body get back on track. Check-in visits are scheduled (e.g. 1-3 months) to:

  • Review your response to treatment
  • Modify your treatment plan, if necessary
  • Provide accountability and support 
  • Determine the need for follow-up lab testing / referrals 
  • Set-up long-term health goals to optimize your health

A holistic approach to health

Revitalize your health naturally with Dr. James Yoon. Take the first step towards a healthier, more vibrant you – schedule your personalized consultation today and embrace the transformative power of holistic healing.