Last reviewed: May 12, 2026 Last updated: May 12, 2026

Written by: Jay Hastings , CEO of PlexusDx

Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance. His work has included scaling healthcare startups, leading CLIA lab integrations, and helping expand consumer access to precision health tools.

Medically reviewed by: Jayden Lee, PharmD, EMBA

Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Science Liaison with a PharmD and MBA specializing in pharmacogenomics and clinical product development, with a proven ability to bridge the gap between genomic research and practical patient outcomes. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.

PlexusDx: Understanding Your Genetic Health

PlexusDx functions as a personalized health report service that generates detailed insights from your genetic information. This report examines the IL-23R receptor which plays a vital role in immune system reactions against infections and inflammation. We will investigate how changes in the IL23R gene affect both your health status and immune system performance.

IL-23R: The Key to Immune System Activation

The IL-23 receptor known as IL-23R is a protein located on select immune cells that specifically attaches to interleukin-23 (IL-23), a crucial cytokine that triggers immune responses. IL-23 functions as a key activator of immune cells fighting both infections and inflammatory responses through its role in Th17 immunity. The immune cells subset Th17 cells generate cytokines including IL-17 and TNF, which play an essential role in combating targeted pathogens. Th17 cells protect against disease but their malfunction triggers diverse human illnesses by causing inflammation and tissue destruction. IL23R gene variations modify the receptor's function which affects how the body responds to inflammation and immune challenges. Studies have established connections between these genetic variations and the Th17 immune response as well as multiple autoimmune disorders. Autoimmune diseases alongside infections and medications together with persistent inflammatory conditions can affect both the levels and functionality of IL-23R.

Practical Steps for Health and Wellness

  1. Stay Informed: Stay informed about current IL-23R research findings to understand its effects on immune health.
  2. Maintain a Healthy Lifestyle: Immune system performance improves when people follow a healthy diet along with routine physical activity and manage their stress levels.
  3. Consult a Healthcare Provider: Professional healthcare advice should be sought for immune health and genetic predisposition concerns.
  4. Consider Genetic Testing: Through PlexusDx Precision Health & Wellness tests you can get customized information about your genetic characteristics and possible health issues. The IL-23R gene and its genetic variations reveal important aspects of your health while PlexusDx helps you manage your wellness journey. When you choose Precision Health & Wellness tests from PlexusDx available through PlexusDx.com Amazon and Walmart you can start taking proactive health optimization actions. Learn key genetic information to act and enable your own health advancement toward a better future.

Medical and Editorial Standards

Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.

Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. References are included at the end of the article when scientific, medical, or health-related claims are discussed.

Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.

Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.