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4.6out of 5

NAD+ Therapy review

System NAD+ Review

System offers both injectable NAD+ from $89 and nasal NAD+ from $69 for the first month, with injection and nasal pricing shown separately so you can choose the format that fits.

Injection & NasalVisit SiteUpdated January 5, 2026

System NAD+ at a glance

Our rating4.6 / 5
Best ForChoosing injection or nasal, priced separately
InjectionFrom $89 first month
Nasal SprayFrom $69 first month
ProcessFully online
Ongoing PriceShown during intake
Medication TypeCompounded NAD+ (not FDA-approved)

What is System NAD+?

System is an online health brand that sells NAD+ in two formats and, unusually, prices them separately. Injectable NAD+ starts at $89 for the first month and nasal NAD+ at $69, so you can choose based on both comfort and budget instead of being steered toward one product.
Being able to compare formats side by side is helpful because they are not equivalent. Injections deliver NAD+ under the skin and absorb more completely; nasal sprays avoid needles but absorb less. Having both at visible prices lets you make that trade-off knowingly.
The whole process runs online. System shows first-month pricing upfront, while ongoing monthly pricing appears during intake — something to check before you commit. As with every provider here, the medication is compounded, and the FDA’s guidance on compounding is clear that such drugs are not FDA-approved.
Low introductory prices make System appealing for a first experiment with NAD+. If you are unsure whether you will tolerate injections, starting on the cheaper nasal spray is a low-cost way to find out whether NAD+ suits you at all.
The main homework is to compare the renewal price shown during intake with other providers, since that is what you will pay from month two onward.
System ranks sixth in our best NAD+ providers list. It does the basics well, but the providers above it publish more about renewal pricing, guarantees and pharmacy testing, which is why it sits just outside the top five.

Pros

  • Both injection and nasal NAD+ options
  • Accessible first-month pricing
  • Fully online process

Cons

  • Compounded NAD+ — not an FDA-approved finished drug product
  • Ongoing pricing shown during intake
System NAD+Injection: From $89 (first month)
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How System NAD+ works

  1. Pick a format. Compare the injection and nasal first-month prices and choose one.
  2. Online intake. Complete a health questionnaire for clinician review.
  3. See ongoing pricing. Your renewal price appears during intake — note it before checking out.
  4. Delivery. Approved orders ship to your home.

Safety and what to know

The two formats carry different side-effect profiles. Injections can cause injection-site soreness or redness; the nasal spray may irritate the nose or cause sneezing. Flushing, nausea and headaches have been reported with both. Start with the dose prescribed and do not double up if you miss one.
Disclose medications and conditions honestly during intake. NAD+ is not well studied in pregnancy, breastfeeding or people with serious chronic illness, so expect a cautious response from the reviewing clinician in those situations.

System NAD+ pricing

InjectionFrom $89 (first month)
Nasal SprayFrom $69 (first month)
RenewalShown during intake
ProcessOnline
The low first-month prices make System an inexpensive way to try NAD+, but they are introductory. Write down the ongoing rate shown in intake so you can compare total cost with other providers.

Who System NAD+ is for

A good fit if

  • Want to choose between injection and nasal
  • Like seeing each format’s price separately
  • Want a low-cost first month
  • Prefer a fully online process

Look elsewhere if

  • Want ongoing pricing published before intake
  • Need extensive provider support
  • Want a money-back guarantee

How System NAD+ compares

BettermeRx offers injection or nasal spray from $99 a month with a refund guarantee. He & She MD prices injection, cream and nasal spray identically at $149 a month. System is the middle ground for people who want both injection and nasal priced separately in the open. Our NAD+ provider guide compares them all.

System NAD+ FAQ

How much is System NAD+?
Injectable NAD+ starts at $89 for the first month and nasal NAD+ at $69 for the first month. Ongoing pricing is shown during intake.
Which format should I choose?
Injections absorb more completely; the nasal spray is needle-free but delivers less. Choose based on comfort and how much potency matters to you.
Is System fully online?
Yes. The intake, review and ordering all happen online.
Is the NAD+ FDA-approved?
No. It is a compounded prescription, which is not FDA-approved.
Can I switch from nasal to injection later?
Ask System’s care team. Because each format is priced separately, switching may change your monthly cost.
Does System offer a guarantee?
System does not advertise a money-back guarantee. Check its refund policy before ordering.
Why is System’s nasal spray cheaper?
Nasal NAD+ is priced separately and starts lower, partly because it absorbs less than an injection. Weigh cost against potency.
Who reviews my System intake?
A licensed clinician reviews your answers before any NAD+ is prescribed or shipped.

Our verdict: 4.6 / 5

System is a sensible starting point for anyone undecided between injections and nasal spray, with separate, low first-month prices for each. Check the renewal price during intake; if it fits your budget, System is a straightforward way to try NAD+.
System NAD+Injection: From $89 (first month)
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