Nicotinamide Mononucleotide (NMN) is a naturally occurring nucleotide that serves as a precursor to NAD+ (Nicotinamide Adenine Dinucleotide), a vital coenzyme present in all living cells. NAD+ levels decline with age, contributing to various age-related health issues. NMN supplementation aims to boost NAD+ levels, potentially offering benefits like improved energy, cognitive function, and metabolic health. Choosing the right NMN supplement is crucial. Here’s a breakdown of the top 5, considering purity, dosage, and user reviews (as of late 2023/early 2024).
ProHealth Longevity NMN
Key Features: ProHealth Longevity consistently ranks high due to its rigorous third-party testing for purity and potency. They provide detailed Certificates of Analysis (COAs) readily available on their website, verifying NMN content and absence of contaminants. Their NMN is manufactured in a GMP-certified facility.
- Dosage: Typically 250mg ― 1000mg per day
- Purity: >99% NMN
- Form: Capsules
- Price: Higher end, reflecting quality control
Elysium Basis
Key Features: Elysium Basis is a well-known brand backed by scientific advisory board. It contains both NMN and Pterostilbene, an antioxidant that may enhance NMN absorption. Elysium invests heavily in research and clinical trials.
- Dosage: 250mg NMN + 50mg Pterostilbene daily
- Purity: High, with COAs available
- Form: Capsules
- Price: Premium
Renude NMN
Key Features: Renude focuses specifically on NMN and offers a highly purified product. They utilize a patented manufacturing process designed to maximize NMN stability and bioavailability. They also provide comprehensive testing reports.
- Dosage: 300mg ― 600mg daily
- Purity: >99.8% NMN
- Form: Capsules & Sublingual Tablets
- Price: Mid-range
Tru Niagen (Niagen)
Key Features: While Tru Niagen contains Nicotinamide Riboside (NR) – another NAD+ precursor – it’s often considered alongside NMN. NR converts to NMN within the cell. Tru Niagen is backed by extensive research from ChromaDex, the company that patented NR.
- Dosage: 300mg ‒ 900mg NR daily
- Purity: High, with rigorous testing
- Form: Capsules
- Price: Moderate
Alive By Science NMN
Key Features: Alive By Science offers a more affordable NMN option without compromising significantly on quality. They provide COAs and focus on providing a cost-effective solution for those new to NMN supplementation.
- Dosage: 250mg ‒ 500mg daily
- Purity: >98% NMN
- Form: Capsules
- Price: Budget-friendly
Important Considerations:
Third-Party Testing: Always look for supplements with COAs from independent labs. This verifies purity and potency.
Bioavailability: Sublingual (under the tongue) forms may offer better absorption;
Dosage: Start with a lower dose and gradually increase as tolerated.
Consult Your Doctor: Before starting any new supplement, especially if you have underlying health conditions or are taking medications.



