Summary This episode explores the role of immune-mediated testing in the evaluation of complex, chronic symptoms that may not respond to conventional approaches. Dr. Jessica Christie is joined by Veronica Kent, CEO of Alletess Medical Laboratory, and Kristen Trainer, Registered Dietitian and Clinical Educator, to discuss food allergies, food sensitivities, mold exposure, Candida, Alpha-gal syndrome, elimination diets, and the evolving landscape of laboratory testing. The conversation examines the differences between IgE-mediated food allergies and IgG food sensitivity testing, when clinicians may consider specialized laboratory assessments, and the importance of combining laboratory data with a comprehensive patient history and individualized care plans. The guests also discuss laboratory quality standards, patient education, and why test interpretation should be viewed as one component of clinical decision-making rather than a standalone diagnostic tool. (Santos 2023) Clinical Takeaways from This Episode Not all adverse food reactions are food allergies. The episode distinguishes between IgE-mediated food allergies and other forms of food-related symptoms, including food sensitivities, while acknowledging that diagnostic approaches differ depending on the clinical presentation. (Sicherer 2018) Patient history remains foundational. Laboratory testing should be interpreted alongside symptoms, clinical history, dietary patterns, and physical examination rather than in isolation. (Santos 2023) Elimination diets require structured implementation. The guests discuss elimination and systematic food reintroduction as part of evaluating whether certain foods may contribute to symptoms, emphasizing individualized guidance and monitoring. (Santos 2023) Alpha-gal syndrome is an emerging clinical consideration. Tick-associated mammalian meat allergy is becoming increasingly recognized and may present with delayed allergic reactions that can be difficult to identify. (Platts-Mills 2025) (Thompson 2023) Environmental exposures may contribute to symptom burden. Mold exposure is discussed as one possible consideration in select patients presenting with persistent respiratory or inflammatory symptoms, although appropriate testing strategies remain an area of ongoing research and debate. (Cai 2024) Patient education is essential. Laboratory testing alone does not improve outcomes; patients benefit from clear interpretation, education, and individualized follow-up plans. (Santos 2025) Quality systems matter in laboratory medicine. The discussion highlights the importance of standardized laboratory procedures, quality assurance, and timely reporting in supporting clinical decision-making. (Pillai 2025) Guest Introduction Veronica Kent Veronica Kent is the Chief Executive Officer and owner of Alletess Medical Laboratory. She has spent decades working in specialty laboratory medicine and oversees operations focused on allergy, immunology, and immune-based laboratory testing. During the episode, she discusses laboratory quality systems, emerging testing technologies, and the role of clinician education in laboratory medicine. Website: https://foodallergy.com Kristen Trainer, RD Kristen Trainer is a Registered Dietitian and Clinical Educator at Alletess Medical Laboratory. She has worked with clinicians and patients for more than two decades, helping interpret laboratory results and develop individualized nutrition and elimination diet plans for patients undergoing food allergy and food sensitivity testing. Tests Discussed Note: Discussion of these tests during the episode should not be interpreted as endorsement or guideline recommendations. Clinical appropriateness depends on the individual patient and current evidence. IgE food allergy testing Environmental allergy testing Component-resolved allergy diagnostics IgG food sensitivity testing IgA food sensitivity testing Candida antibody testing (IgG, IgA, IgM) Candida immune complex testing Mold antibody testing Alpha-gal IgE testing Tick-borne immune testing Celiac disease testing Total IgE testing Lifestyle & Clinical Strategies Mentioned Structured elimination diets Gradual food reintroduction Individualized meal planning Rotation diets Shopping list development Family-based nutrition planning Reducing environmental mold exposure Personalized patient education Long-term dietary follow-up Collaboration between laboratory professionals and clinicians Clinician FAQ 1. What is the difference between a food allergy and a food sensitivity? The discussion differentiates IgE-mediated food allergies, which may produce immediate immune reactions, from food sensitivities, which are proposed to involve different immune pathways and may present differently clinically. (Santos 2023) The role of IgG food sensitivity testing remains controversial and is not universally recommended by major allergy organizations. (Kelso 2018) 2. When should clinicians consider specialized allergy testing? According to the discussion, testing decisions should begin with a comprehensive patient history and symptom evaluation. Testing should be selected based on the suspected underlying mechanism rather than using broad screening panels indiscriminately. (Santos 2023) 3. What is component-resolved diagnostics? Component-resolved diagnostics evaluates specific proteins within an allergen rather than testing only the whole allergen, potentially providing additional information regarding sensitization patterns in certain allergic conditions. (Santos 2023) 4. What is Alpha-gal syndrome? Alpha-gal syndrome is an IgE-mediated allergy associated with tick bites that may result in delayed allergic reactions after consuming mammalian meat or products derived from mammals. Recognition of this condition has increased in recent years. (Platts-Mills 2025) (Thompson 2023) 5. How are elimination diets used? The guests describe elimination diets as a structured process involving temporary removal of selected foods followed by gradual reintroduction while monitoring symptoms under clinician supervision. (Santos 2023) 6. Why is patient education emphasized? The episode stresses that laboratory testing is only one part of patient care and that interpretation, counseling, dietary guidance, and follow-up are necessary to help patients implement meaningful changes. (Santos 2025) 7. Why does laboratory quality matter? Standardized testing procedures, accreditation, quality control, and timely reporting all contribute to reliable laboratory results that clinicians can incorporate into patient care. (Chaudhry 2023) 8. What future developments are discussed? The guests discuss advances including miniaturized laboratory technologies, capillary blood collection, microbiome research, and genetics as potential future areas of development in allergy and immunology testing. Timestamps / Key Moments 00:02:22 Veronica Kent and Kristen Trainer introduce Alletess 00:03:36 Food allergy, sensitivity, candida, mold, and tick-borne testing 00:04:54 How Alletess began as a specialized laboratory 00:08:16 Bridging the gap between lab results and patient care 00:09:27 How allergy and immunology testing has evolved 00:13:23 How elimination diets and reintroduction work 00:15:19 When mold-related illness testing may be warranted 00:17:38 Alpha-gal syndrome and missed tick-borne allergy cases 00:25:38 Common misconceptions about food allergy testing Want to elevate your practice? This episode is sponsored by Fullscript, a comprehensive care delivery platform designed to support whole-person, integrative healthcare. Fullscript allows clinicians to streamline supplement dispensing, lab ordering, and patient education in one free, centralized system—helping reduce administrative burden while supporting clinical decision-making. For practitioners, Fullscript offers access to professional-grade supplements, evidence-informed protocols, and lab integrations that can support more efficient planning and follow-up. For patients, it provides a clear, organized way to receive recommendations, manage refills, and stay engaged in their care. The goal is not to replace clinical judgment, but to make it easier for clinicians to focus on what matters most: thoughtful, individualized patient care. Disclaimer The views expressed on this podcast are those of the hosts and guests and do not necessarily reflect those of Fullscript or any affiliated organizations. This podcast is for informational and educational purposes only and is not intended to provide medical advice. Healthcare decisions should be made in consultation with a qualified healthcare professional. References Ahmed Shabbir Chaudhry, Inata, Y., & Nakagami-Yamaguchi, E. (2023). Quality Analysis of the Clinical Laboratory Literature and Its Effectiveness on Clinical Quality Improvement: A Systematic Review. Journal of Clinical Biochemistry and Nutrition, 73(2), 108–115. https://doi.org/10.3164/jcbn.23-22 Cai, J., Yang, M., Zhang, N., Chen, Y., Wei, J., Wang, J., Liu, Q., Li, W., Shi, W., & Liu, W. (2024). Effects of residential damp indicators on asthma, rhinitis, and eczema among children: A systematic review and meta-analysis of the literature in the past 33 years. Building and Environment, 251 , Article 111226. https://www.sciencedirect.com/science/article/abs/pii/S0360132324000684 Kelso, J. M. (2018). Unproven diagnostic tests for adverse reactions to foods. The Journal of Allergy and Clinical Immunology: In Practice, 6 (2), 362–365. https://pubmed.ncbi.nlm.nih.gov/29524991/ Pillai, S. P., & Fox, E. (2025). Laboratory quality management system fundamentals [Review of Laboratory quality management system fundamentals]. Frontiers in Bioengineering and Biotechnology, 13. https://doi.org/10.3389/fbioe.2025.1578654 Platts-Mills, T. A. E., Gangwar, R. S., Workman, L., & Wilson, J. M. (2025). The immunology of alpha-gal syndrome: History, tick bites, IgE, and delayed anaphylaxis to mammalian meat. Immunological Reviews, 332 (1), Article e70035. https://onlinelibrary.wiley.com/doi/10.1111/imr.70035 Santos, A. F., Riggioni, C., Agache, I., Akdis, C. A., Akdis, M., et al. (2023). EAACI guidelines on the diagnosis of IgE-mediated food allergy. Allergy, 78 (12), 3057–3076. https://onlinelibrary.wiley.com/doi/10.1111/all.15902 Santos, A. F., Riggioni, C., Agache, I., Akdis, C. A., Akdis, M., et al. (2025). EAACI guidelines on the management of IgE-mediated food allergy. Allergy, 80 (1), 14–36. https://onlinelibrary.wiley.com/doi/10.1111/all.16345 Thompson, J. M., Carpenter, A., Kersh, G. J., Wachs, T., Commins, S. P., & Salzer, J. S. (2023). 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