
Delivered by injection
An injectable form of NAD+ that skips the poor absorption of NAD+ taken by mouth.









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RxLongevity
NAD+ itself, injected at home.
40,000+ products sold · LegitScript certified
Compounded NAD+ for injection under the skin at home, prepared by a licensed pharmacy. NAD+ injection is not FDA-approved and the human evidence is limited, so a licensed provider reviews your intake before anything ships.
Pause, change, or cancel anytime from your account.
This medication is prepared by a licensed compounding pharmacy. Compounded medications are not reviewed by the FDA for safety or effectiveness and are dispensed only after a licensed provider determines they are appropriate for you.
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$161 billed today, then every month until canceled.
Not prescribed? Full refund.
After checkout you complete a short medical review in your member portal, and a US-licensed provider reviews it before your NAD+ injection ships.
Full refund if not prescribed Free, discreet shipping Cancel anytime
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Common questions

Slow mornings
The people pictured are models, not patients.

An injectable form of NAD+ that skips the poor absorption of NAD+ taken by mouth.

NAD+ is a coenzyme your cells rely on to turn nutrients into usable energy through normal metabolism.

Your plan provides 1,000 mg of NAD+ per month, compounded by a US-licensed pharmacy.

A licensed physician (MD) reviews your completed intake and prescribes only if it fits, with real pricing shown up front.
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Understand your treatment
NAD stands for nicotinamide adenine dinucleotide, a coenzyme involved in cellular redox reactions. NAD+ and NADH are different forms that participate in electron transfer during metabolism. That explains the molecule’s place in cellular-energy discussions. This listing is the injectable format, distinct from the nasal product and from precursor supplements such as NR or NMN, which are different molecules used by the body in NAD-related pathways.
A closer look
The coenzyme behind the name.
Make a more informed choice
NR and NMN are precursors, rather than the same molecule as NAD+. Route and formulation also matter: the injectable and nasal HealthRX.com listings are separate products.

Choose your treatment options and complete secure checkout. Then complete the online health intake.
A licensed physician (MD) reviews your completed intake and prescribes NAD+ only if it is appropriate.
A US-licensed pharmacy compounds your NAD+ and ships it free in discreet packaging, with supplies.
Message your care team with questions and adjust your plan as needed.
NAD+ (nicotinamide adenine dinucleotide) is a coenzyme your cells use to carry electrons in energy metabolism, and enzymes such as sirtuins and PARPs consume it as they work. This listing is NAD+ itself, not a precursor such as NMN or NR, given by injection under the skin. The human research on injected NAD+ is small and comes from intravenous infusions. In a pilot study of a six-hour intravenous NAD+ infusion, plasma NAD+ did not rise for the first two hours, which suggests the body clears it quickly (Grant et al., 2019). A retrospective review from a commercial infusion clinic reported gut symptoms, a faster heart rate and chest pressure during intravenous NAD+ infusions (Reyna et al., 2026). Neither study tested injections under the skin or measured energy, ageing or performance. We offer NAD+ injection as an investigational wellness option, not as a treatment for any condition.
NAD+
enters your cells as a coenzyme
Metabolism
uses it to carry electrons in energy-producing reactions
Enzymes
such as sirtuins and PARPs use NAD+ as a substrate
NAD+ is a coenzyme your cells use in everyday energy metabolism.
Two ways to take NAD+
| NAD+ Injection | NAD+ Nasal Spray | |
|---|---|---|
| Format | Subcutaneous injection | Nasal spray |
| Absorption | Enters below the skin, skipping the gut | Absorbed across the nasal lining |
| Needles | A small injection each dose | No needles |
| Portability | Kept and given at home | Compact and easy to carry |
| Dose delivered | Full measured dose each time | Amount absorbed can vary |
| Best for | People who want the most direct route | People who would rather skip needles |
Your provider sets the injection schedule after reviewing your intake. Published studies have not established a dose, a schedule or a timeline for noticeable effects with injected NAD+, so we do not promise one. In the intravenous studies, symptoms appeared during the infusion and eased once it stopped (Reyna et al., 2026). An injection under the skin can also cause redness, soreness or swelling where you inject.
Week 1
Begin your NAD+ on the schedule your provider sets.
Week 2 to 4
Continue your regular dosing and message your care team anytime.
Month 2
Your provider reviews how you are doing and can adjust your plan.
Ongoing
Your provider tailors your plan to your goals, with unlimited follow-ups.
This product is compounded by a licensed pharmacy and is not FDA-approved. It has not undergone FDA review for safety or efficacy, and its use is investigational. FDA lists nicotinamide adenine dinucleotide (NAD) in Category 1 of the bulk drug substances nominated for 503A compounding, which means it is under evaluation, not approved (FDA list updated May 14, 2026). Your provider proceeds with extra caution in anyone with severe liver or kidney disease, an active infection, uncontrolled diabetes, or significant cardiovascular disease.
NAD+ injection is compounded by a US-licensed pharmacy and prescribed off-label. Human evidence for NAD+ injections is limited, and it is not for use during pregnancy or by anyone under 18. Reports of gut symptoms, chest pressure and a faster heart rate come from intravenous NAD+ infusions; side-effect rates for NAD+ injected under the skin have not been published. Injecting slowly reduces flushing and nausea. Tell your provider about every medication you take before starting. This is not a complete list of side effects.
No prescription needed. Dietary supplements for the daily habits around your care, sold separately from prescription treatment. Ask your provider before adding one to your routine.
Dietary supplements, not medications. These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.

An independent US-licensed clinician reviews every request. If they decide the treatment is not right for you, you get a full refund for the medication.
Prescriptions are filled by a US-licensed pharmacy and shipped free, in discreet packaging, on every plan.
LegitScript-certified · Cert 50087439
Compounded medications are prepared by a US-licensed pharmacy and are not reviewed by the FDA for safety or effectiveness. Products are dispensed only after a licensed provider determines they are appropriate. Information here is educational and is not a substitute for medical advice.