HealthspanX / Quality & testing
Quality, from ingredient to storage.
Manufacturer ingredient testing. Our own independent product testing. Monitored storage in the U.S. A closer look at the care behind Ultra Pure NMN.
Clear information, from the NMN ingredient to the way it is stored.
The NMN ingredient
An ingredient, examined.
Our NMN ingredient is tested by our manufacturer for purity (over 99% by HPLC), heavy metals and microbes.
NMN ingredient purity
By HPLC, as reported by our manufacturer.
- Purity by HPLC
- Heavy metals
- Microbes
The manufacturing facility
Standards behind the ingredient.
Our NMN manufacturer operates an NSF GMP-registered facility.
This registration describes the manufacturing facility.
HealthspanX-commissioned testing
Our Certificate of Analysis. Open to you.
Alongside our manufacturer’s ingredient testing, HealthspanX has commissioned its own independent testing of Ultra Pure NMN capsules for NMN content, heavy metals and microbes.
The measured NMN content
501mg per capsuleMeasured by HPLC against a 500 mg per capsule label claim.
- NMN content
- Heavy metals
- Microbes
3-page PDF · opens in a new tab
The 501 mg NMN-per-capsule result applies to the tested lot only. Results are for the product samples submitted for testing.

Ask our team for a summary of our testing and copies of the supporting documents.
Ask for supporting documentsCare after manufacturing
Stored in Texas. Monitored continuously.
Our NMN is kept at our U.S. fulfillment center in Texas, in a temperature-controlled area with continuous electronic monitoring and automatic alerts.
- Location
- Texas, U.S.
- Storage area
- Temperature-controlled
- Monitoring
- Continuous electronic monitoring
- Alerts
- Automatic alerts
A little more clarity
Good questions. Clear answers.
Who tests the NMN ingredient?
Our NMN ingredient is tested by our manufacturer for purity (over 99% by HPLC), heavy metals and microbes. This ingredient testing is separate from the independent product testing commissioned by HealthspanX.
Where is HealthspanX NMN stored?
Our NMN is kept at our U.S. fulfillment center in Texas, in a temperature-controlled area with continuous electronic monitoring and automatic alerts.
How can I ask for the supporting documents?
Email support@healthspanx.org for a summary of our testing and copies of the supporting documents. Our team handles requests by email.
Our team is here
Take a closer look.
Have a question about testing? Email support@healthspanx.org for a summary of our testing and copies of the supporting documents.
Email our team