Frequently Asked Questions
NAD+ Test & Activator Kit I NMN
NAD+ (and three essential cofactors) test kit and 2-month supply of NMN for cellular energy
Swiss precision meets cutting-edge science for at-home longevity biomarkers testing processed by a CLIA-certified lab. Whether you are supplementing with NMN, NR or receiving NAD+ IV drips, this test kit helps you measure your NAD+ levels over time and optimise your longevity strategy with precision.
Experience the difference of our 500mg Uthever® NMN (NAD+ precursor) in a time-released XR capsule designed to release ingredients beyond the stomach (bioavailability). Contains ß-Nicotinamide Mononucleotide, with a certified purity of >99%:
- Measures and supports NAD⁺ pathways for cellular energy
- Supports physical performance and vitality
- Supports with fatigue and sleep quality
- Vegan, NON-GMO, no fillers, no anticaking agents
How it Works and Daily Intake Guide
Follow the instructions provided with the test kit to collect your sample.
Start with a baseline NAD+ test, then continue your chosen supplement regimen and retest after ~8 weeks to assess its effectiveness. This window reflects typical timelines observed for measurable NAD+ increases in research settings. Once your levels are optimized, periodic retesting (2-3 times per year) is generally sufficient.
Increase testing frequency if you make significant changes to your supplements, lifestyle or experience shifts in health conditions.
One capsule per day, preferably in the morning. Can be taken with or without a meal. Do not exceed recommended daily intake. For best results, take for a minimum of 3 months.
Results and Active Ingredients
Go through the test kit registration process and read your results through the digital results interface as provided with the test kit. You will receive an email once your results are available.
Your results will be delivered securely to your online account, which is accessible via a secure online platform. You will find easy-to-follow, personalized recommendations. You will also see how your biomarker levels compare to optimal reference ranges and identify key areas for improvement.
Active ingredient: ß-Nicotinamide Mononucleotide (Uthever® NMN).
Shipping, Taxes and Customs
We ship worldwide and offer free shipping options. For more information on shipping, estimated delivery times, taxes and customs, review our Shipping & Returns page.
Follow the instructions provided with the test kit to return your sample using the pre-paid shipping solution.
NAD+ Test & Activator Kit I NMN
Most Accurate Assessment
Simple At-Home Testing
Science Based
European Made German Certified
No Fillers or Anticaking
Formula Science & Benefits
Measure intracellular NAD+ inside the cell, where it plays an essential role in energy metabolism, cellular repair and processes relevant to healthy aging.
NMN is a precursor to NAD+ (Nicotinamide Adenine Dinucleotide), a coenzyme involved in numerous cellular processes, including energy production, DNA repair, and gene expression. NAD+ levels decline with age and human studies have shown that NMN supplementation can increase NAD+ levels.
Track how your biology responds to NAD+ precursors such as NMN nutraceuticals or NAD+ IV drips with lab-grade intracellular data.
Assess Magnesium, Zinc and Selenium, key minerals involved in cellular metabolism and processes relevant to NAD+ biology. Zinc and Selenium also contribute to the protection of cells from oxidative stress.
NAD+ plays an essential role in mitochondrial function, with mitochondria serving as the powerhouses of cells. By supporting NAD+ levels, NMN may support healthy mitochondrial activity and cellular energy processes, which are important aspects of healthy aging.
NAD+ is involved in various metabolic processes, including cellular energy metabolism. As a precursor to NAD+, NMN has been studied in areas of metabolic health. By helping maintain NAD+ levels, NMN may support these metabolic processes, which are important for healthy aging.
Why Biomarkers Matter: Translate Insights into Longevity
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Biomarkers are measurable indicators of your body’s internal state, providing useful insights that can help inform lifestyle, nutrition and supplement choices. The Longevity NAD+ Test assesses NAD+ together with Magnesium, Zinc and Selenium, biomarkers relevant to cellular metabolism and healthy aging.
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NAD+:NAD⁺ is an important regulator of cellular processes associated with aging. It is crucial in many cellular processes, including energy metabolism, cellular signalling, DNA repair and gene expression regulation. Changes in NAD⁺ metabolism and NAD⁺ levels in certain tissues have been associated with aging, making NAD⁺ an important area of healthy aging and longevity research.
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Testing NAD+ Intracellularly:NAD+ functions inside cells. Unlike plasma or serum measurements, intracellular testing measures NAD+ within cellular blood components, enabling accurate measurement of intracellular NAD+ levels.
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Selenium, Magnesium and Zinc:These minerals play important roles in cellular metabolism, enzymatic activity and redox balance, biological processes that interact with NAD⁺ metabolism.
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Combining the Test with Supplementation or IV Therapy:Whether you are using NMN, NR, or NAD⁺ IV drips, this test helps you establish a baseline and track changes in your NAD⁺ levels over time.
These insights can help inform your broader longevity strategy, rather than relying on guesswork.
Why combine the NAD⁺ test with a 2-month supply of NMN?
The NAD⁺ Test & Activator Kit combines baseline measurement with NMN supplementation in kit. The test measures your intracellular NAD⁺ levels together with Magnesium, Zinc and Selenium, while Cell Activator XR provides 500mg of Uthever® NMN (with a certified purity of >99%), a direct precursor to NAD⁺.
The kit includes a 2-month supply of Cell Activator XR, allowing you to establish your NAD⁺ baseline before starting supplementation and then retest after approximately eight weeks to track changes in your NAD⁺ levels over time.
What is NAD⁺ and why does it matter for aging?
NAD⁺ is an important regulator of cellular processes associated with aging. It is crucial in many cellular processes, including energy metabolism, cellular signalling, DNA repair and gene expression regulation. Changes in NAD⁺ metabolism and NAD⁺ levels in certain tissues have been associated with aging, making NAD⁺ an important area of healthy aging and longevity research.
What is NMN and how is it related to NAD⁺?
NMN (Nicotinamide Mononucleotide) is a naturally occurring molecule and a direct precursor to NAD⁺ (Nicotinamide Adenine Dinucleotide). NAD⁺ is a coenzyme involved in essential cellular processes, including energy metabolism, DNA repair and cellular signalling. Changes in NAD⁺ metabolism and NAD⁺ levels in certain tissues have been associated with aging, making NAD⁺ an important area of healthy aging and longevity research. The body uses NMN in the biosynthesis of NAD⁺, and human studies have shown that oral NMN supplementation can increase measured NAD⁺ levels.
Why does the test kit provide 500mg of NMN?
Human clinical studies have investigated NMN across a range of daily amounts, from 250mg to 900mg and higher. These studies have shown that oral NMN supplementation can increase measured NAD⁺ levels, with dose-ranging research also demonstrating a dose-dependent increase in blood NAD⁺ concentrations. The 500mg amount in Cell Activator XR therefore provides a substantial daily intake within the range investigated in human clinical research in a single daily capsule.
What is a time-released (XR) capsule?
Cell Activator XR uses a time-released (XR) capsule manufactured by a Swiss pharmaceutical company and designed to delay the release of its contents beyond the stomach. This differs from conventional immediate-release capsules, which release their contents more rapidly after ingestion. By controlling where and how the NMN is released, the XR capsule is designed to support the delivery and bioavailability of the 500mg of Uthever® NMN.
Can this test help track NAD⁺ supplementation or IV therapy?
Whether you are using NMN, NR, or NAD⁺ IV drips, this test helps you establish a baseline and track changes in your NAD⁺ levels over time. Tracking these markers provides objective information about changes in your measured NAD⁺ levels over time.
Has NMN been studied for safety and efficacy in humans?
Yes. NMN has been evaluated for both safety and efficacy in multiple human clinical studies, including randomized controlled trials. Studies to date have generally found NMN to be well tolerated at the doses and for the durations studied, while clinical research has also investigated its effects on NAD⁺ levels and other health-related outcomes.
Cell Activator XR uses high-purity Uthever® NMN with a certified purity of >99%. It is manufactured in the UK and third-party lab-tested in Germany. The formulation is vegan, non-GMO and free from fillers and anti-caking agents.
Individual circumstances vary, and anyone who is pregnant, breastfeeding, taking medication or managing a medical condition should consult a qualified healthcare professional before using this or any dietary supplement. The NAD⁺ Test & Activator Kit.