How Stable Is NAD⁺ During Shipping? Independent Lab Results Reveal the Truth

Independent Testing Confirms NAD⁺ Stability for Firm Foundation Peptides

At Firm Foundation Peptides, we prioritize transparency and dependable research materials. Many researchers ask whether NAD⁺ remains stable during shipment and short-term storage, especially considering its sensitivity to heat and light.

To provide a clear answer backed by data, we partnered with Vanguard Laboratory, an independent analytical testing facility, to conduct a dedicated stability analysis on our NAD⁺ solution.

Why This Study Was Conducted

Nicotinamide adenine dinucleotide (NAD⁺) plays a crucial role in studies involving cellular metabolism and redox reactions. Because it can degrade under certain temperatures, researchers often question whether:

  • Shipping times impact NAD⁺ quality
  • Heat exposure causes breakdown
  • Short-term storage affects purity and concentration

This controlled study delivers real-world evidence addressing those concerns.

Overview of the Vanguard Laboratory NAD⁺ Stability Test

Three vials of Firm Foundation Peptides NAD⁺ solution (200 mg/mL nominal concentration) were shipped and evaluated under realistic scenarios:

Shipping Conditions Tested

  • Fast transit (12–15 hours): Next Day Air
  • Extended transit (~3 days): Standard USPS shipping

Storage Conditions After Arrival

  • One vial refrigerated (2–8 °C)
  • One vial stored at room temperature (20–25 °C)
  • One vial tested immediately

Testing was performed using HPLC-UV/Vis, a gold-standard analytical method used to assess purity and degradation compounds.

Key Findings

1. Fast Transit (12–15 hours)

  • Measured concentration: 214.77 mg/mL
  • Purity: 99.6%
  • Outcome: Zero meaningful degradation

2. Extended Transit (~3 days)

  • Degradation: Only ~2.22%
  • Purity: 99.56%
  • Outcome: NAD⁺ remained highly stable during multi-day shipping

3. Refrigerated Storage (7 days)

  • No change in purity or concentration
  • Outcome: Ideal stability under recommended conditions

4. Room Temperature Storage (7 days)

  • Approx. 2.67% degradation, consistent with typical mild hydrolysis
  • Outcome: Still exceptionally stable for short-term room-temperature storage

Projected Long-Term Stability

Based on degradation modeling at room temperature:

  • ~11.4% loss after 30 days
  • ~22.8% loss after 60 days

Refrigerated temperatures (5 °C or below) preserve NAD⁺ stability for months, supporting published research on NAD⁺ storage behavior.

What Researchers Should Know

Shipping Doesn’t Compromise Quality

NAD⁺ from Firm Foundation Peptides withstands typical shipping conditions without significant degradation.

Refrigeration Maximizes Shelf Life

Storing your NAD⁺ in the refrigerator after arrival ensures peak stability.

Laboratory-Verified Consistency

Independent testing confirms our NAD⁺ maintains exceptional purity from shipment to storage.

Final Thoughts

This independent analysis performed by Vanguard Laboratory demonstrates that NAD⁺ from Firm Foundation Peptides remains stable throughout normal shipping conditions and short-term storage. Minor degradation may occur at room temperature over time, but refrigerated storage maintains nearly unchanged purity and concentration.

For Research Use Only

All products from Firm Foundation Peptides are intended strictly for laboratory research and are not for human consumption.

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Disclaimer: Peptides: This product is intended for laboratory research use only and is not approved for human consumption, medical, or veterinary use. Peptides are sold solely for research and development purposes by qualified professionals. Buyers are responsible for handling all materials in accordance with local regulations and safety guidelines. FDA Disclaimer: The statements made regarding these products have not been evaluated by the Food and Drug Administration. The efficacy of these products has not been confirmed by FDA-approved research. These products are not intended to diagnose, treat, cure, or prevent any disease.