NAD+ Injections, Nasal Spray, and Oral Supplements for Mental Health and Addiction

Updated on: September 21, 2026 by John Ingham

Clinical evidence note: NAD+ injections, infusions, nasal products, and oral supplements are not FDA-approved treatments for addiction or withdrawal management. Comparative claims about route-specific bioavailability do not establish clinical benefit, and “NAD detox protocol” is a marketing term rather than a recognized standard detox protocol. Safety, tolerability, cost, and insurance coverage vary by product, route, health history, and plan.

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Key Points

• NAD+ is marketed through infusions, injections, nasal sprays, and supplements for energy, brain health, detox, and addiction recovery.
• Evidence for many addiction claims remains limited, products and routes differ, and NAD+ should not replace established detox, medication, therapy, or continuing care.
• How Brooks helps: Brooks prioritizes evidence-based addiction and mental-health treatment while helping clients evaluate complementary services realistically and safely.
  

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NAD+ therapy is starting to show up everywhere. From detox programs to wellness clinics, it’s being marketed as a way to support both addiction recovery and mental health.

You’ll see it offered in a few different forms:

• NAD+ injections
• NAD+ nasal spray
• NAD+ oral supplements or drinks
• NAD+ IV Infusion therapy

Some programs are leaning into it heavily. Others are taking a more cautious approach. So what is NAD+, and does it actually help with addiction or mental health?

What Is NAD+ and Why Is It Being Used?

NAD stands for nicotinamide adenine dinucleotide, a coenzyme your body naturally produces. It helps with:

• Cellular energy production
• Brain signaling and neurotransmitters
• DNA repair and cellular health

The theory behind NAD+ therapy is simple: When substance use or chronic stress depletes the brain and body, restoring NAD+ levels may help stabilize function.

The Different Forms of NAD+ Therapy

Not all NAD+ products are the same, and how it’s delivered matters.

1. NAD+ IV Therapy and Injections

This is the most common version used in NAD+ detox programs.

• Delivered directly into the bloodstream
• Often done over several hours
• Typically used during early recovery or withdrawal

2. NAD+ Nasal Spray

NAD nasal sprays are marketed as a more convenient alternative.

• Absorbed through nasal tissue
• Often promoted for brain support and focus
• Less invasive than IV therapy

The claims are similar, but the absorption and effectiveness are still being studied.

3. NAD+ Oral Supplements and Drinks

These are the most accessible options.

• Capsules, powders, or NAD+ drinks
• Marketed for energy, mood, and longevity
• Often sold over the counter

The absorption and clinical effects of oral NAD+ products and related precursors are still being studied. Route-of-administration claims should not be treated as proof that a product reaches the brain or improves addiction outcomes.

Table 1. NAD+ Intake Method Comparison for Addiction and Mental Health

Intake Method	How It’s Delivered	What Is Known About Delivery	Addiction Use	Mental Health Use	Pros	Limitations
IV Infusion (NAD IV Therapy)	Directly into bloodstream through an IV over several hours	Direct bloodstream delivery; clinical benefit for addiction is not established	Marketed by some clinics for withdrawal support; not an FDA-approved detox treatment	Marketed for severe burnout, depression, and cognitive fatigue	Rapid, full-body delivery	Expensive, time-intensive, not standardized; coverage varies and is often self-pay
Intramuscular (IM) Injection	Injected into muscle (arm or glute)	Comparative bioavailability and clinical advantage are not established	Marketed by some clinics; evidence for addiction recovery is limited	Used in some clinics for mood and energy support	Faster than IV, shorter sessions	Requires medical oversight, can be uncomfortable
Subcutaneous Injection	Injected under the skin	Moderate to high	Occasionally used for maintenance after detox	Marketed for ongoing mood balance and energy	More convenient than IV, lower cost	Slower absorption, inconsistent protocols
Nasal Spray	Absorbed through nasal passages	Moderate (possible direct brain pathway)	Rarely used in structured addiction treatment	Marketed for focus, brain fog, anxiety, and mild depression	Non-invasive, easy to use	Limited research, inconsistent absorption, often over-marketed
Oral Supplements (Capsules, Powders, Drinks)	Absorbed through digestive system	Comparative bioavailability and clinical effect are uncertain	Not an established addiction treatment	Commonly marketed for mood, stress, and general mental wellness	Widely available, affordable	Low bioavailability, limited clinical impact
Sublingual (Under Tongue)	Absorbed through tissue under the tongue	Moderate	Rare in addiction treatment settings	Used for mood support and cognitive function	Better absorption than oral, easy to use	Still less effective than IV/IM, limited evidence

NAD+ for Addiction: What It Claims to Do

In addiction settings, NAD therapy is often positioned as a way to:

• Reduce withdrawal symptoms
• Decrease cravings
• Restore brain chemistry
• Improve mental clarity during detox

Some clinics promote it as a way to make detox more comfortable or even “reset” the brain.

The Reality

There is limited clinical evidence supporting NAD as a primary addiction treatment.

Addiction recovery typically requires:

• Behavioral therapy
• Structure and accountability
• Medical support when needed
• Long-term follow-up care

NAD may play a supportive role in the future, but it does not replace proven treatment methods.

NAD+ for Mental Health: What’s Being Promoted

Outside of addiction, NAD therapy is being marketed for:

• Depression
• Anxiety
• Brain fog
• Burnout and fatigue

The reasoning is that improving cellular energy and neurotransmitter function may support mood regulation.

What We Actually Know

• Some early research suggests NAD+ may influence brain function
• There is no strong evidence that it treats mental health disorders on its own
• It is not a replacement for therapy or psychiatric care

Mental health conditions are complex. Like addiction, they require more than a single biological intervention.

Is NAD+ Therapy FDA Approved?

No. NAD+ therapy is not FDA approved for:

• Addiction treatment
• Detox programs
• Mental health conditions

This matters because:

• There are no standardized protocols
• Effectiveness is not fully validated
• Long-term outcomes are still unclear

Is NAD+ Therapy Safe?

Most NAD+ therapies are generally tolerated, but possible side effects include:

• Nausea
• Chest pressure during infusion
• Anxiety or restlessness
• Fatigue

Safety can vary depending on:

• Dosage
• Delivery method
• Individual health conditions

Is NAD Therapy Covered by Insurance?

Coverage varies by plan, indication, and provider. Many NAD+ wellness services are:

• Self-pay
• Considered experimental or wellness-based
• Often not reimbursed by insurance providers; benefits should be verified directly with the plan

This can make it a costly option without guaranteed results.

NAD+ Therapy vs. Evidence-Based Care

Treatment Type	Focus	Evidence Level	Insurance Coverage
NAD Therapy (IV, nasal, oral)	Cellular support	Limited	Rare
Behavioral Therapy (CBT, DBT)	Thought and behavior change	Strong	Yes
Medication-Assisted Treatment	Cravings and withdrawal	Strong	Yes
Structured Treatment Programs	Whole-person recovery	Strong	Yes

The difference comes down to one thing: Evidence-based care addresses the full picture, not just biology.

Why This Matters for Patients and Familie

It’s easy to get pulled toward new or emerging treatments, especially when they’re marketed as:

• Faster
• Easier
• More advanced

But recovery doesn’t usually work that way. Whether someone is dealing with addiction or mental health challenges, long-term outcomes are built on:

• Consistency
• Support
• Clinical care
• Time

Not just a single therapy.

What NAD+ Therapies May Be Useful For

NAD+ therapy is best understood as a supportive tool, not a primary treatment for addiction or mental health.

Where It May Help

• Energy and fatigue: May support cellular energy and reduce burnout
• Early detox support: Can help with discomfort and brain fog during withdrawal (with proper medical care)
• Cognitive function: Sometimes used for focus, clarity, and mental fatigue
• Stress and burnout: May support overall nervous system recovery

Where It Falls Short

NAD+ is not:

• A cure for addiction
• A replacement for therapy or structured treatment
• A proven treatment for depression or anxiety

Bottom Line

NAD+ may help with symptoms, but lasting recovery and mental health stability still come from evidence-based care, structure, and support over time.

Addiction Treatment at Brooks Healing Center

At the end of the day, recovery isn’t about chasing trends. It’s about getting the right level of care, in the right environment, with people who understand what you’re going through.

Brooks Healing Center focuses primarily on substance use treatment, with services built around:

• Medical detox to safely stabilize and manage withdrawal
• Residential Treatment with structure, accountability, and daily clinical support
• Medication Assisted Treatment with medications like Sublocade and Brixadi
• Evidence-based therapies like CBT, DBT, and relapse prevention
• Holistic approaches including experiential, nature-based, and community-focused care
• Partial Hospitalization Program (PHP) for continued clinical treatment when appropriate
• sober living for structured recovery housing, peer support, and accountability

For those dealing with more than just addiction, Brooks also offers dual diagnosis treatment, addressing both substance use and underlying mental health conditions at the same time.

The goal isn’t a quick fix. It’s helping people rebuild:

• Stability
• Confidence
• Long-term sobriety

In a setting that removes distractions and allows real healing to happen.

If you’re looking for treatment, what matters most isn’t what’s new.
It’s what actually works when life starts again outside of treatment.

Frequently Asked Questions About NAD+ Therapies for Mental Health and Addiction

Sources

1. Blum, K., Gondré-Lewis, M. C., Modestino, E. J., Baron, D., McLaughlin, T., Gold, M. S., & Steinberg, B. (2022). Nicotinamide adenine dinucleotide (NAD+) and enkephalinase inhibition (IV1114589NAD) infusion significantly attenuates psychiatric burden sequelae in substance use disorder (SUD) patients: An open label pilot study. Psychological Research and Behavior Management, 15, 2749–2758. https://pubmed.ncbi.nlm.nih.gov/36118157/
2. de Mello Gindri, I., de Oliveira, J. A., de Assis, A. M., de Souza, L. F., de Souza, D. O., & Moreira, J. C. F. (2024). Evaluation of safety and effectiveness of NAD in different clinical conditions: A systematic review. American Journal of Physiology-Endocrinology and Metabolism, 326(1), E1–E13. https://pubmed.ncbi.nlm.nih.gov/37971292/
3. U.S. Food and Drug Administration. (2024, October 30). FDA reminds compounders to use ingredients suitable for sterile compounding. https://www.fda.gov/drugs/human-drug-compounding/fda-reminds-compounders-use-ingredients-suitable-sterile-compounding
4. Cleveland Clinic. (2026, February 26). NAD+ supplements: Can they really slow down aging? https://health.clevelandclinic.org/nad-supplement
5. Wang, J., Zhang, X., Zhang, L., Wang, X., & Wang, Q. (2022). Potential therapeutic effects of NAMPT-mediated NAD biosynthesis on depression and anxiety. Frontiers in Neuroscience, 16, Article 1097807. https://pmc.ncbi.nlm.nih.gov/articles/PMC9775136/
6. Radenkovic, D., Reason, A., Verdin, E., & Hughes, B. G. M. (2020). Clinical evidence for targeting NAD therapeutically. Pharmaceuticals, 13(9), 247. https://pmc.ncbi.nlm.nih.gov/articles/PMC7558103/
7. Qader, M. A., Al-Mamari, S. A. A., Al-Lawati, H. A. H., Al-Harthi, M. A. H., Al-Rawahi, M. S. A., & Al-Mahrouqi, H. H. T. (2025). A systematic review of the therapeutic potential of nicotinamide adenine dinucleotide (NAD+) precursors on cognitive impairments in several diseases. BMC Neuroscience, 26, Article 13. https://pmc.ncbi.nlm.nih.gov/articles/PMC11877801/