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Nutrition in Focus
Stay informed with the latest in nutritional research, product insights, expert guidance, and health tips from Allergy Research Group. Follow our blog for in-depth articles, cutting-edge science, and practical advice on living your healthiest life.
Is It Menopause, Thyroid Dysfunction, or Both? Understand the Overlap
The symptom overlap between menopause and thyroid imbalance is substantial, and misattribution can delay appropriate support. Hormonal shifts during menopause can influence thyroid physiology in me...
Immunoendocrinology: How Stress Can Trigger Thyroid Autoimmunity
Thyroid autoimmunity is not merely about antibodies or hormone levels. It is shaped by the dynamic conversation between stress physiology, immune regulation, and endocrine function. That conversati...
When ‘Normal’ Labs Miss the Mark: An Energy Allocation System Case Study
This case illustrates a scenario in which a patient presents with “normal labs,” yet demonstrates a conservation‑dominant allocation pattern under sustained energetic strain [1]. In this context, t...
Understanding Thyroid Autoimmunity
Thyroid autoimmunity reflects a network of communication where immune signals shape tissue behavior, tissue changes alter hormone output, and those hormones influence metabolism, energy, and resili...
The Role of Iodine in Supporting Healthy Thyroid Function and Beyond*
Iodine offers a compelling example of how a single micronutrient can influence multiple layers of physiology. Its effects are precise, tightly regulated, and deeply interconnected with other systems.*
Early Menopause or Hypothalamic Suppression: An Energy Allocation System Case Study
This case report discusses a a patient presenting as what previously would have been assumed to be a primary endocrine disorder. The EAS system however shows how her endocrine system is rather oper...
Why Autoimmune Thyroiditis Is More Common in Women
Autoimmune diseases show one of the most striking sex differences in all of medicine, with women developing autoimmune conditions far more frequently than men. This pattern is especially pronounced...
The Mobilization-Biased Phenotype: Why You Might Feel Wired but Tired
The mobilization-biased phenotype is defined by prioritization of rapid energy access. The body is not necessarily lacking effort, but it is reallocating resources to meet ongoing or repeated deman...
Understanding Energy Allocation System (EAS) Phenotypes
The Energy Allocation System (EAS) offers a framework to understand exactly that. Rather than viewing the body as a collection of independent systems, the EAS frames physiology as an integrated net...
The Conservation-Dominant Phenotype: Why Rest Might Not be Fixing Your Fatigue
The conservation-dominant phenotype reflects a system that is trying to protect itself. While function may feel limited, this state is often not permanent. It is a response to conditions that can c...
The Throughput-Constrained Phenotype: Why You Might Have Fatigue with Normal Labs
The throughput-constrained phenotype is defined by reduced metabolic throughput, where the body may be attempting to meet demand, but it cannot generate energy efficiently enough to keep up. Within...
The Resilient Allocation Phenotype: What Healthy Stress Resilience Can Look Like
Patients that are able to sleep, restore, and return to baseline most of the time without much effort fall under the resilient allocation phenotype of the Energy Allocation System (EAS). This phen...
Menopause and Thyroid Function: What’s the Connection?
One of the most clinically relevant intersections is the relationship between menopause and thyroid function. Both are common in midlife women. Both influence metabolism, mood, cardiovascular healt...
Three Lab Ratios: Clues to the Body’s Energy Strategy
In clinical practice, isolated lab values often fall short of explaining why patients feel fatigued, inflamed, or hormonally dysregulated. The Energy Allocation System (EAS) offers a new perspectiv...
The Immune–Sleep Connection in Autoimmune Disease
Understanding the immune–sleep connection in autoimmune disease changes how we interpret fatigue, insomnia, and nonrestorative sleep in certain individuals. It shifts sleep from a background compla...
Vitamin B12, Vitamin D, and Healthy Immune Function*: What Antibody Levels Can Tell Us About the Bigger Picture
An often observed gap between laboratory normalization and how a person feels has prompted a broader line of inquiry when treating thyroid imbalances. Rather than focusing exclusively on thyroid ho...
Homocysteine and Thyroid Disease: Making the Connection
Homocysteine is generated during methionine metabolism as part of one-carbon and methylation pathways. When those pathways are strained, homocysteine can accumulate, which is often correlated with ...
Adrenal Failure: A Case Study of Autoimmune Polyglandular Syndrome
This case study illustrates a scenario in which hypothalamic-pituitary-adrenal (HPA) axis failure masquerades as evolving hypothalamic-pituitary-thyroid (HPT) axis dysfunction. It then discusses ho...
When Hypothyroidism and Depression Persist: Could Methylfolate Be the Missing Link?
When hypothyroidism or depression are diagnosed, and a treatment plan is implemented, symptoms related to energy, mood, and cognition may continue. When these two conditions persist side by side, i...
Fatigue and Coronary Artery Disease: Links to Thyroid Hormone and Cortisol Regulation
Fatigue is one of the most common, yet least understood symptoms experienced by people with coronary artery disease (CAD). For many patients, this fatigue becomes the symptom that most limits daily...
Can Mushrooms Support Thyroid Energy?
Based on prospective population data, regular mushroom consumption is associated with a lower likelihood of developing subclinical hypothyroidism, particularly in individuals with higher metabolic ...
The Supportive Role of Selenium and Inositol in Thyroid Resilience*
The rationale for using selenium and myo-inositol together is not additive, but rather complementary. Where as selenium supports oxidative control and hormone metabolism* [2], Myo-inositol supports...