NAD+ (500mg Vial) Dosage Protocol

Quickstart Highlights


NAD+ (nicotinamide adenine dinucleotide) is a naturally occurring coenzyme involved in cellular energy metabolism, DNA maintenance, and mitochondrial function. Research has primarily explored high-dose intravenous administration, while lower-dose subcutaneous approaches have gained attention as a more practical option for routine use. This educational protocol outlines a once-daily subcutaneous framework with gradual titration, intended to support tolerability and consistency.

  • Reconstitute: Add 3.0 mL bacteriostatic water. 166.7 mg/mL concentration.
  • Storage: Lyophilized: freeze at −20 °C (−4 °F); after reconstitution, refrigerate at 2–8 °C (35.6–46.4 °F) and use within 1–2 weeks; avoid freeze–thaw cycles.

Dosing & Reconstitution Guide

Educational guide for reconstitution and daily dosing


Standard / Gradual Approach 

WEEK

DAILY DOSE

UNITS (PER INJECTION) (ML)

Weeks 1

50mg

30 units

Weeks 2

75mg

45 units

Weeks 3-8

100mg

60 units

Weeks 9-12

100mg

60 units

Weeks 13-16

100mg

60 units

Reconstitution Steps

  • Draw 3.0 mL bacteriostatic water with a sterile syringe.
  • Inject slowly to avoid foaming.
  • Gently swirl or roll the vial until powder fully dissolves (do not shake vigorously).
  • Label with reconstitution date and refrigerate at 2–8 °C (35.6–46.4 °F), protected from light.

Important: This guide is for educational purposes only and is not medical advice. For research use only. Not for human or animal use. LAB ONLY.

Dosing Overview


Suggested daily titration approach.

  • Start: Begin at 50 mg once daily during Week 1 to assess individual response.
  • Increase: Increase to 75 mg daily in Week 2, with progression to 100 mg daily by Week 3 if well tolerated.
  • Frequency: Administer at a consistent time of day; rotate injection sites systematically.

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Protocol Overview


Concise summary of the once‑daily regimen.

  • Goal: Support cellular energy processes, DNA maintenance pathways, and mitochondrial activity through supplemental NAD+ exposure.
  • Schedule: Once-daily subcutaneous administration over 8–16 weeks, using a gradual dose-increase approach.
  • Dose Range: 50–100 mg per day, typically beginning at the lower end and increasing incrementally as tolerated.
  • Storage: Store lyophilized material frozen. After reconstitution, refrigerate and avoid repeated freeze–thaw cycles.

Storage Instructions


Proper storage preserves peptide quality and potency.

  • Lyophilized: Store at −20 °C (−4 °F) in dry, dark conditions; keep in original packaging to minimize moisture exposure.
  • Reconstituted: Refrigerate at 2–8 °C (35.6–46.4 °F); use within 1–2 weeks for optimal potency.
  • Avoid Freeze–Thaw: Do not refreeze reconstituted solution; freeze–thaw cycles denature peptides.
  • Allow lyophilized vials to reach room temperature before opening to reduce condensation.

What Does NAD+ Do?


NAD+ (nicotinamide adenine dinucleotide) is a naturally occurring coenzyme present in all living cells and plays a central role in fundamental cellular processes. It functions primarily as an electron carrier in metabolic reactions, enabling cells to convert nutrients into usable energy through pathways such as glycolysis and oxidative phosphorylation.

Beyond energy metabolism, NAD+ is involved in DNA maintenance and cellular stress response mechanisms. It serves as a required cofactor for several enzyme families that regulate DNA repair, gene expression, and cellular signaling. NAD+ availability also influences mitochondrial activity, as many mitochondrial enzymes rely on NAD+-dependent reactions to maintain normal cellular function.

Because NAD+ levels naturally decline with age and under certain physiological stresses, it has become a subject of ongoing research focused on cellular resilience, metabolic efficiency, and overall biological maintenance. This section summarizes established biochemical roles of NAD+ and does not imply therapeutic outcomes.

GHK-Cu Side Effects


Discussions of NAD+ side effects are primarily based on observational reports and small-scale human studies rather than large, long-term clinical trials. Reported responses vary depending on dose, administration method, and individual sensitivity.

Commonly described effects include temporary injection-site discomfort, such as redness, warmth, or mild swelling. Some individuals report transient systemic sensations, including fatigue, headache, nausea, or flushing, particularly during early exposure or dose increases. These effects are often described as short-lived.

Higher doses or rapid administration have been associated with increased likelihood of discomfort, which is why gradual dose escalation and consistent administration schedules are frequently referenced in educational protocols. Individual variability plays a significant role, and not all users report side effects.

Is GHK-Cu safe? 


NAD+ is a naturally occurring molecule found in all living cells and is essential for normal metabolic and cellular function. Because it is endogenously produced and continuously utilized by the body, NAD+ has been widely studied in biochemical, cellular, and human research contexts. Existing literature generally characterizes NAD+ as biologically compatible when examined under controlled conditions.

Safety discussions surrounding NAD+ typically emphasize that outcomes depend on factors such as dosage, method of administration, duration of exposure, and individual variability. Human studies and observational reports often describe acceptable tolerability profiles, particularly when lower doses and gradual titration approaches are used. However, comprehensive long-term safety data from large-scale clinical trials remain limited.

It is also important to note that NAD+ is not approved as a pharmaceutical treatment, and many current uses fall within research, investigational, or supplemental frameworks. As with many compounds studied for cellular and metabolic roles, conclusions about safety continue to evolve as additional research becomes available.

NAD+ Clinical Trials


Clinical and human research involving NAD+ has primarily focused on its role in cellular metabolism and mitochondrial function rather than its use as a therapeutic intervention. Many studies have examined NAD+ indirectly by evaluating NAD+-related pathways, precursors, or enzymatic activity in controlled laboratory and human research settings.

Human studies exploring NAD+ administration have most often involved intravenous delivery in monitored environments, where researchers assess tolerability, metabolic markers, and short-term physiological responses. Emerging research has also explored lower-dose and alternative delivery methods, though these studies are generally limited in scale and duration.

Across available human research, NAD+ has been described as biologically active and generally well tolerated under study conditions. However, most trials are exploratory in nature, with small sample sizes and varying methodologies. As a result, current findings are best interpreted as preliminary evidence supporting biochemical activity rather than definitive conclusions regarding long-term effects or clinical outcomes.

Ongoing research continues to investigate optimal delivery methods, dosing frameworks, and the broader implications of NAD+ modulation in human biology. 

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Important Notes


Proper storage preserves peptide quality and potency.

  • Use new sterile insulin syringes for each injection; dispose in a sharps container.
  • Rotate injection sites (abdomen, thighs, upper arms) daily to reduce local irritation and lipohypertrophy.
  • Inject slowly and steadily; wait a few seconds before withdrawing the needle to prevent leakage.
  • Document daily dose, injection site, and any subjective effects (cognition, mood, sleep) to track response.
  • For doses under 10 units (Week 1–2: 9 units), consider 30‑ or 50‑unit insulin syringes for better precision.

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