Understanding Hashimoto’s Thyroiditis: A Comprehensive Guide
- GreaterbyNature

- Jun 17
- 3 min read
Updated: Jul 15
By Elizabeth Andrews, Functional Medicine Practitioner | Greater by Nature
What is Hashimoto’s?
Hashimoto’s thyroiditis is an autoimmune condition in which the immune system mistakenly attacks the thyroid gland. This gradual attack reduces the gland's ability to produce essential thyroid hormones. Consequently, many individuals develop hypothyroidism. Common symptoms include fatigue, weight gain, brain fog, cold intolerance, hair thinning, and low mood. It can be a challenging condition, but understanding it is the first step toward managing it effectively.
Why Functional Medicine?
Functional medicine differs significantly from traditional approaches to healthcare. Rather than merely addressing the symptoms of Hashimoto’s, it digs deeper to uncover why your immune system is targeting your thyroid. This method focuses on identifying and addressing the root causes of your health issues. Whether it’s related to gut health, nutrient deficiencies, toxins, or chronic stress, functional medicine aims to restore balance in the body.
The Functional Medicine Approach to Hashimoto’s
1. Looking at the Whole Person
In functional medicine, we don't view the thyroid in isolation. We delve into your complete medical history, lifestyle, and environment. Key questions we consider include:
When did your symptoms first manifest?
Was there a specific event that triggered these symptoms (e.g., an infection, trauma, or childbirth)?
How would you describe your gut health?
Are you getting adequate sleep?
What stress levels do you experience, and what coping tools do you have in place?
By evaluating these aspects, we can better understand the unique factors affecting your health.
2. Root Cause Testing
To develop an effective treatment plan, we utilize advanced lab testing to assess several critical areas:
Thyroid Panel: This includes TSH, Free T4, Free T3, Reverse T3, and thyroid antibodies (TPO & TG).
Gut Health: We examine microbiome balance, check for parasites, and look for inflammation markers.
Nutrient Levels: Essential nutrients such as selenium, zinc, B12, iron, vitamin D, and magnesium are evaluated.
Blood Sugar and Cortisol: These metabolic drivers impact both fatigue and hormone imbalance.
Gathering this data helps us tailor a program specific to your needs.
3. Personalised Nutrition
Nutritional guidelines play a pivotal role in managing Hashimoto’s. We create a food plan designed to:
Reduce inflammation (starting with a gluten-, dairy-, and soy-free approach)
Stabilize blood sugar levels (critical for hormonal balance)
Rebuild the gut lining and promote detoxification
Common healing foods include:
Wild salmon
Bone broth
Leafy greens
Cooked cruciferous vegetables
Berries
Seeds
Fermented foods
These foods can significantly enhance your overall well-being.
4. Supporting the Immune System
Given that Hashimoto’s is an autoimmune disorder, regulating the immune system is vital. Strategies include:
Gut Support: Utilizing probiotics, glutamine, and antimicrobial herbs can be beneficial.
Stress Reduction: Techniques such as adaptogens, breathwork, and promoting good sleep hygiene can help.
Targeted Supplementation: Based on individual test results, we may recommend specific supplements to optimize your health.
Incorporating these strategies can lead to noticeable improvements in your symptoms.
What Makes Greater by Nature Different?
At Greater by Nature, our approach is unique. We work closely with clients over time, aiming to educate and empower them rather than simply dispensing protocols. Often, clients have felt dismissed for years, leading to frustration and confusion. Together, we create a roadmap that connects all the dots.
You’re not lazy. You’re not crazy. Your body is speaking—and I’m here to listen.
Next Steps
If you're ready to take control of your health, here are some actionable steps:
Download our free guide: “Thyroid Checklist”
Book a free 15-minute discovery call to discuss your individual needs
Based in Sussex, UK, we offer virtual consultations as well
Taking the first step can be daunting, but you're not alone. Through understanding and support, we can address the challenges presented by Hashimoto’s. Remember, you deserve to feel your best!




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