Autoimmune Diseases
Causes, symptoms and therapeutic approaches in functional medicine.

Autoimmune diseases occur when the immune system mistakenly attacks the body’s own cells and tissues. Functional medicine offers a promising approach to treating autoimmune conditions because it addresses the underlying causes, not just the symptoms.
Examples of autoimmune diseases
- Rheumatoid arthritis: A disease in which the immune system attacks the joints, causing inflammation, pain, and swelling.
- Multiple sclerosis: The immune system targets the myelin sheaths of nerve cells in the brain and spinal cord, leading to neurological symptoms.
- Hashimoto’s thyroiditis: An autoimmune disorder where the immune system attacks the thyroid gland, resulting in an underactive thyroid.
- Celiac disease: An immune reaction to gluten that damages the small intestine, causing nutrient deficiencies and digestive issues.
- Systemic lupus erythematosus: A systemic autoimmune disease that can affect various organs and tissues, including the skin, joints, and kidneys.
Why does functional medicine help with autoimmune diseases?
Functional medicine views the body as an interconnected system and focuses on identifying and treating the root causes of autoimmune disorders. These causes may include genetic predispositions, environmental factors, nutrient deficiencies, and lifestyle habits. Through a personalized, holistic approach, functional medicine can regulate the immune system and reduce inflammation, leading to better disease control and symptom relief.
The role of vitamin D in the immune system
Vitamin D acts as an active hormone in the body, supporting immune cell function, regulating inflammatory processes, and promoting tolerance to the body’s own tissues. A deficiency in vitamin D has been linked to an increased susceptibility to autoimmune diseases. By optimizing vitamin D levels, the immune system can be strengthened and inflammatory responses controlled.
Gut health and its role in chronic inflammation
The gut is central to immune function and overall health. A healthy microbiome and intact intestinal lining are essential to prevent chronic inflammation. Dysbiosis (an imbalance of gut flora) and a leaky gut can overstimulate the immune system and trigger inflammation throughout the body. Functional medicine employs probiotics, prebiotics, and gut-healing nutrients to improve gut health and reduce systemic inflammation.
Why are autoimmune diseases increasing in modern society?
Our modern lifestyle significantly contributes to the rise in autoimmune disorders. Key factors include:
- Poor diet: Diets high in processed foods, sugar, and unhealthy fats can promote inflammation and harm gut health. Deficiencies in nutrients like omega-3 fatty acids, vitamin D, and antioxidants weaken the immune system.
- Chronic stress: Prolonged stress increases the production of hormones like cortisol, which can suppress immune function and promote inflammation.
- Environmental toxins: Exposure to heavy metals, pesticides, and chemical additives burdens the immune system and promotes inflammatory processes.
- Lack of exercise: Physical inactivity leads to weaker immune function and a higher susceptibility to inflammation.
- Poor sleep: Inadequate or poor-quality sleep impairs the immune system’s ability to recover and increases inflammatory tendencies.
Therapeutic approaches and solutions in functional medicine
Functional medicine offers an integrative approach to treating autoimmune diseases by addressing underlying causes and developing individualized treatment plans. Major interventions include:
- Dietary changes: An anti-inflammatory diet rich in healthy fats and high-quality proteins can enhance immune function. Specific protocols like the Autoimmune Protocol (AIP) may be beneficial.
- Targeted supplementation: Supplements such as vitamin D, omega-3 fatty acids, zinc, and probiotics can correct deficiencies and strengthen the immune system.
- Supporting gut health: Using probiotics, prebiotics, and gut-repair nutrients like L-glutamine to reinforce the intestinal barrier and reduce inflammation.
- Stress management: Techniques like meditation, yoga, mindfulness, and psychotherapy help reduce stress and support emotional well-being.
- Detoxification: Reducing exposure to environmental toxins and supporting the body’s detox pathways through methods like chelation therapy, sauna sessions, and detox-support supplements.
- Sleep optimization: Improving sleep habits and the sleep environment to promote restorative, regenerative sleep.
In my functional and nutritional medicine practice, I collaborate with you to identify the individual drivers of your autoimmune condition and create a tailored treatment plan. Together, we will activate your body’s self-healing mechanisms and sustainably improve your health and quality of life.