NAD+ Supplementation and Pain

PainExam Podcast Show Notes NAD+ Supplementation in Pain and Inflammation: Hype, Hope, or Emerging Science?

Hosted by: PainExam Podcast
Presented by: NRAP Academy (Neuromodulation, Regional Anesthesia & Pain)
Host: David Rosenblum, MD

Episode Overview

In this episode of the PainExam Podcast, we explore the growing interest in NAD+ (Nicotinamide Adenine Dinucleotide) supplementation and its potential role in pain management, inflammation reduction, cellular recovery, and healthy aging.

NAD+ is a naturally occurring coenzyme found in every living cell and is essential for energy production, mitochondrial function, DNA repair, and cellular resilience. As NAD+ levels decline with age, chronic stress, inflammation, and disease, researchers have begun investigating whether restoring NAD+ levels may improve outcomes in chronic pain conditions and inflammatory disorders.

We review the current science, discuss potential mechanisms of action, and examine how NAD+ therapy is being integrated into regenerative medicine, wellness programs, and pain management practices.

What is NAD+?

NAD+ is a coenzyme involved in:

✅ Cellular energy production (ATP generation)

✅ Mitochondrial health

✅ DNA repair pathways

✅ Oxidative stress reduction

✅ Neuroprotection

✅ Cellular signaling

✅ Activation of longevity-associated proteins called sirtuins

Without adequate NAD+, cells become less efficient at producing energy and managing inflammation.

Why Might NAD+ Matter in Chronic Pain?

Many chronic pain conditions involve:

• Mitochondrial dysfunction
• Oxidative stress
• Neuroinflammation
• Peripheral and central sensitization
• Impaired cellular recovery

Researchers hypothesize that optimizing NAD+ levels may help address several of these pathways simultaneously.

Potential areas of interest include:

Neuropathic Pain

NAD+ may support:

• Nerve repair
• Axonal recovery
• Mitochondrial function within neurons
• Reduction of oxidative injury

Inflammatory Pain

NAD+ influences inflammatory signaling pathways and may help modulate:

• Cytokine production
• Immune cell activity
• Cellular stress responses

Fatigue and Recovery

Patients with chronic pain frequently report:

• Fatigue
• Brain fog
• Reduced exercise tolerance
• Poor recovery

Because NAD+ plays a critical role in energy metabolism, some clinicians report improvements in energy and recovery following supplementation.

Potential Mechanisms of Action 1. Improved Mitochondrial Function

Mitochondria generate ATP, the body's energy currency.

Reduced NAD+ levels are associated with:

• Cellular aging
• Impaired energy production
• Increased inflammation

Supplementation may help restore mitochondrial efficiency.

2. Activation of Sirtuins

Sirtuins are proteins involved in:

• Cellular repair
• Longevity
• Metabolic regulation
• Inflammation control

NAD+ serves as a critical substrate for sirtuin activity.

3. DNA Repair Support

NAD+ is required for enzymes known as PARPs (Poly ADP Ribose Polymerases), which participate in DNA repair processes following cellular injury.

4. Reduction of Oxidative Stress

Chronic inflammation often produces excessive reactive oxygen species (ROS).

NAD+ may help maintain cellular antioxidant defenses and reduce oxidative injury.

Routes of NAD+ Supplementation Intravenous (IV) NAD+

Most commonly marketed in wellness and recovery clinics.

Potential advantages:

• Direct systemic delivery
• Avoids gastrointestinal absorption issues
• Allows higher dosing protocols

Potential limitations:

• Cost
• Time commitment
• Variable evidence base

Oral Precursors

Rather than NAD+ itself, many supplements provide precursors such as:

• Nicotinamide Riboside (NR)
• Nicotinamide Mononucleotide (NMN)

These compounds are converted into NAD+ within the body.

What Does the Evidence Show?

Current evidence remains preliminary.

While preclinical and mechanistic studies are promising, large-scale randomized controlled trials evaluating NAD+ specifically for chronic pain are still limited.

Areas under active investigation include:

• Neuropathic pain
• Neurodegenerative disorders
• Chronic fatigue syndromes
• Recovery optimization
• Healthy aging

Patients should understand that NAD+ therapy remains an emerging treatment rather than a standard evidence-based pain intervention.

Safety Considerations

Reported side effects may include:

• Nausea
• Flushing
• Chest tightness during rapid infusions
• Headache
• Fatigue
• Lightheadedness

Most adverse effects appear infusion-rate dependent and can often be minimized through slower administration protocols.

Patients should discuss treatment with a qualified healthcare professional, especially if they have:

• Cardiovascular disease
• Active cancer
• Significant medical comorbidities

Clinical Pearls for Pain Physicians

✔ Consider NAD+ as a potential adjunct—not a replacement—for evidence-based pain care.

✔ Continue emphasizing exercise, sleep optimization, nutrition, behavioral health, and appropriate interventional therapies.

✔ Discuss realistic expectations with patients.

✔ Recognize that evidence continues to evolve.

✔ Focus on patient-centered outcomes rather than laboratory markers alone.

Key Takeaways

• NAD+ is essential for cellular energy production and repair.
• Declining NAD+ levels may contribute to aging, inflammation, and chronic disease.
• Early evidence suggests possible benefits in inflammation, recovery, fatigue, and nerve health.
• Robust pain-specific clinical trials remain limited.
• NAD+ therapy should currently be viewed as an adjunctive and investigational strategy in pain management.

Resources for Physicians Pain Medicine Board Preparation

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References

1. Hudson Health. NAD+ Infusion Therapy: Full Clinical Review and Background Paper. 2023.
2. Verdin E. NAD⁺ in aging, metabolism, and neurodegeneration. Science. 2015.
3. Covarrubias AJ, Perrone R, Grozio A, Verdin E. NAD⁺ metabolism and its roles in cellular processes. Nature Reviews Molecular Cell Biology. 2021.
4. Rajman L, Chwalek K, Sinclair DA. Therapeutic potential of NAD-boosting molecules. Cell Metabolism. 2018.
5. Katsyuba E, Auwerx J. Modulating NAD⁺ metabolism for health and longevity. Nature Reviews Endocrinology. 2017.

Disclaimer: This podcast is intended for educational purposes only and should not be construed as medical advice. Always consult qualified healthcare professionals before initiating any treatment.