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Understanding Immune Therapy: Science and Benefits
Expert Insights

Understanding Immune Therapy: Science and Benefits

Explore the biochemical mechanisms of immune therapy and IV support. Learn how physician-led treatments at RAAC in Richmond, BC, optimize your cellular health.

March 19, 2026
Dr. Charles Jiang
Medically reviewed by Dr. Charles Jiang
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In the evolving landscape of preventative medicine, the concept of 'immune therapy' has transitioned from a niche wellness trend to a cornerstone of evidence-based clinical practice. At Richmond Anti-Aging Clinic (RAAC) in Richmond, BC, our approach to immune support IV and systemic optimization is rooted in the deep-seated biochemical principles of immunology. As we navigate 2026, the demand for targeted interventions that bolster the body's natural defenses has never been higher. This science-driven deep dive explores the cellular mechanisms, clinical evidence, and medical protocols that define modern immune therapy.

The Biochemical Mechanism of Immune Therapy

To understand how immune therapy works, one must first appreciate the complexity of the human immune system—a dual-layered defense network consisting of the innate and adaptive systems. Learn more about Immune Therapy and how it integrates into a holistic health plan.

At the cellular level, immune therapy typically involves the administration of high-concentration micronutrients, antioxidants, and immunomodulators designed to bypass the limitations of the digestive tract. The primary goal is to address 'subclinical deficiencies' that may impair leukocyte (white blood cell) function.

1. Ascorbic Acid (Vitamin C) and Neutrophil Function

Vitamin C is a potent antioxidant that accumulates in phagocytic cells, such as neutrophils. It has been shown to enhance chemotaxis (the movement of cells toward a chemical stimulus) and phagocytosis (the ingestion of bacteria). By stimulating the production of interferons—proteins that signal the presence of pathogens—immune therapy helps the body mount a more efficient response to viral threats.

2. Glutathione: The Master Antioxidant

Often a key component of an immune support IV, Glutathione plays a critical role in protecting lymphocytes from oxidative damage. When the body faces chronic stress or environmental toxins in the Greater Vancouver area, endogenous glutathione levels can deplete. Supplemental therapy helps maintain the redox balance within cells, ensuring that T-cells and B-cells can proliferate effectively.

3. Zinc and T-Cell Maturation

Zinc is an essential cofactor for over 300 enzymes. In the context of immune therapy, zinc is vital for the development and function of T-lymphocytes. Even a mild deficiency can lead to thymic atrophy and a subsequent decline in the body’s ability to recognize and neutralize foreign antigens.

Book a Consultation to discuss how these biochemical pathways can be optimized for your specific health profile.

Clinical Evidence and Peer-Reviewed Support

The efficacy of intravenous immune support is backed by a growing body of clinical literature. At RAAC, Dr. Charles Jiang, a CPSBC-registered physician with over 29 years of clinical experience, ensures that all protocols are grounded in these scientific findings.

  • Carr et al., Nutrients: This study highlights that Vitamin C is essential for the immune system by supporting various cellular functions of both the innate and adaptive immune systems. The researchers found that supplementation with Vitamin C appears to be able to both prevent and treat respiratory and systemic infections.
  • Wessels et al., Archivum Immunologiae et Therapiae Experimentalis: This research emphasizes the role of zinc as a gatekeeper of immune function. The study demonstrated that zinc ions are involved in the intracellular signaling pathways in immune cells, and a lack of zinc can result in significant immune dysfunction.
  • Gaucher et al., Journal of Clinical Medicine: This clinical review focused on the role of glutathione in mitigating oxidative stress and its direct impact on immune cell health. The evidence suggests that maintaining high levels of cellular glutathione is predictive of a more robust immune response.

Bioavailability: IV Support vs. Oral Supplementation

One of the most frequent questions we receive at our Richmond clinic is why a patient should choose an immune support IV over standard oral vitamins. The answer lies in the 'first-pass effect' and intestinal absorption limits.

Swipe left/right to view the full table
FeatureOral SupplementationImmune Support IV (RAAC)
Absorption Rate20% - 50% (variable)~100% (Direct to bloodstream)
Digestive SensitivityMay cause GI upset at high dosesBypasses the gut entirely
ConcentrationLimited by intestinal transportersHigh-dose therapeutic levels
Speed of ActionSlow (hours to days)Immediate cellular availability
Physician OversightNone (Self-administered)Monitored by Dr. Charles Jiang

By delivering nutrients directly into the venous system, immune therapy ensures that the cells are bathed in the concentrations required to trigger a therapeutic effect, rather than just preventing a deficiency.

Candidate Evaluation and Clinical Safety

Not every individual is an immediate candidate for high-dose immune therapy. At Richmond Anti-Aging Clinic (RAAC), safety is our paramount concern. All prospective patients undergo a rigorous evaluation process overseen by Dr. Charles Jiang. As a CPSBC-registered physician, Dr. Jiang assesses medical history, current medications, and specific health goals to ensure there are no contraindications.

Ideal candidates include:

  • Individuals experiencing chronic fatigue or 'brain fog.'
  • Those looking to bolster their defenses during peak flu or allergy seasons in Richmond.
  • Patients recovering from prolonged illness who require cellular replenishment.
  • Frequent travelers who are regularly exposed to varied pathogens.

Contraindications & Limitations: Patients with certain conditions, such as glucose-6-phosphate dehydrogenase (G6PD) deficiency, chronic kidney disease, or specific iron-storage disorders, may not be candidates for certain types of immune therapy. This is why physician-led care is non-negotiable. Health Canada regulates the ingredients used in our IV formulations, ensuring they meet the highest standards of purity and safety.

Book a Consultation for a comprehensive screening to determine your eligibility.

Why Choose Richmond Anti-Aging Clinic (RAAC)?

Selecting a clinic for medical-grade immune therapy requires trust and verification of credentials. RAAC stands out in the Richmond and Greater Vancouver community for several key reasons:

  • Physician-Led Expertise: Dr. Charles Jiang’s 29+ years of experience provides a level of clinical oversight that is rare in the aesthetics and wellness industry. His registration with the College of Physicians and Surgeons of British Columbia (CPSBC) is your assurance of safety.
  • Personalized Protocols: We do not believe in a one-size-fits-all 'immune boost.' Your treatment is tailored to your blood work and clinical presentation.
  • Bilingual Service: Our staff is fluent in English and Chinese, ensuring clear communication regarding your health and treatment plan.
  • Advanced Facility: Located in the heart of Richmond, BC, our clinic utilizes state-of-the-art technology and adheres to strict sterile compounding standards.

Many of our clients in Richmond have found that regular immune support IV sessions help them maintain peak performance and resilience throughout the year. Patients often tell us they feel a sense of renewed vitality and mental clarity following their personalized sessions.

Frequently Asked Questions

How long does an immune therapy session take?

A typical session at RAAC lasts between 45 to 90 minutes, depending on the specific formulation and the patient's comfort. During this time, you can relax in our comfortable treatment lounge.

Is immune therapy painful?

Most patients experience only a minor pinch during the initial needle insertion. The infusion itself is generally painless, with many patients finding the process quite relaxing.

How many treatments will I need?

The frequency of immune therapy depends entirely on your health goals and Dr. Jiang's recommendations. Some patients benefit from a single 'immune boost' before travel, while others opt for monthly maintenance.

Are there any side effects?

While rare, some patients may experience minor bruising at the injection site, a cooling sensation in the arm, or a temporary metallic taste in the mouth. These effects are transient and typically resolve shortly after the session.

What is the cost of the treatment?

Because each plan is customized to the individual's needs and nutrient requirements, we do not provide flat-rate pricing. Contact us for current pricing and to schedule your initial assessment.

Next Steps

If you are ready to move beyond basic supplementation and explore the benefits of physician-led immune therapy, the first step is a clinical assessment. Our team will review your health history and design a strategy that aligns with your wellness objectives.

Ready to See What Immune Therapy Can Do for You?

Our medical team at Richmond Anti-Aging Clinic (RAAC) in Richmond is ready to create your personalized treatment plan. Book your complimentary consultation today — available in English and Chinese.

Disclaimer: This article is for educational purposes only and does not constitute medical advice. Please consult with a qualified healthcare professional before undergoing any treatment.

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Dr. Charles Jiang

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