NAD+ (nicotinamide adenine dinucleotide) is a critical coenzyme involved in cellular energy metabolism, DNA repair, and mitochondrial function. Subcutaneous administration at lower doses is emerging as a practical maintenance route compared to high-dose IV infusions.
Cellular Rejuvenation
Anti-aging peptides protect telomeres and activate cellular renewal.
Quickstart Highlights
- Dosage: 50-100mg
- Frequency: Daily
- Administration: Subcutaneous
- Cycle length: Ongoing or 8-12 weeks
Dosing Plan
| Weeks | Dose | Units |
|---|---|---|
| Week 1 | 50mg once daily | 15 units (0.15mL) |
| Weeks 2–4 | 75mg once daily | 22.5 units (0.225mL) |
| Weeks 5+ (Maintenance) | 100mg once daily | 30 units (0.30mL) |
How to mix
Add 3.0mL bacteriostatic water per 1000mg vial → 333.3mg/mL concentration
- Draw 3.0mL bacteriostatic water with a sterile syringe.
- Inject slowly into the vial.
- Gently swirl until dissolved.
- Label with date and refrigerate at 2–8°C; use within 14 days.
Syringe Math Reference
- 1000mg vial with 3mL BAC water = 333.3 mg/mL
- 1 unit = 0.01mL = 3.33mg
- 50mg = 15 units
- 75mg = 22.5 units
- 100mg = 30 units
What you'll need
NAD+ Vials (1000mg)
- 2 weeks 1 vial
- 4 weeks 2 vials
- 8 weeks 4 vials
Insulin Syringes (U-100)
- 4 weeks 30 syringes
- 8 weeks 60 syringes
Bacteriostatic Water (10mL)
- 8 weeks 2 bottles
Alcohol Swabs
- 8 weeks 1 × 100-count box
How This Works
NAD+ is a coenzyme found in all living cells that plays essential roles in metabolism, serving as an electron carrier in redox reactions for ATP production. It is also a substrate for sirtuins and PARPs, enzymes involved in DNA repair, gene expression, and aging. NAD+ levels decline with age, and supplementation may support mitochondrial function, DNA repair, and cellular health.
Mechanism of Action
How NAD+ Works in Your Body
Peptide Administered
Distributes to cells throughout the body
Cellular Protection
Activates telomerase and DNA repair pathways
Autophagy Triggered
Old, damaged cells are cleared and recycled
Rejuvenation
Collagen production increases, cells function younger
Benefits & Side Effects
Potential Benefits
- Enhanced cellular energy production
- Improved mitochondrial function
- DNA repair support
- Cognitive clarity and focus
- Anti-aging effects
- Sirtuin activation
Potential Side Effects
- Flushing (common initially)
- Nausea
- Headache
- Injection site discomfort
How to store it
- Lyophilized: Freeze at −20°C (−4°F).
- Reconstituted: Refrigerate at 2–8°C; use within 14 days.
- Protect from light and avoid freeze–thaw cycles.
Good to know
- NAD+ levels decline with age.
- Central to cellular energy production (ATP synthesis).
- Required for sirtuin activation.
- May cause flushing, especially initially.
- Subcutaneous is more practical than IV for maintenance.
Community Insights
Summarised from 3 sourcesNAD+ (nicotinamide adenine dinucleotide) is a critical coenzyme involved in cellular energy metabolism, DNA repair, and mitochondrial function. Subcutaneous administration at lower doses is emerging as a practical maintenance route compared to high-dose IV infusions. Gradual titration from 50mg to 1
Common Dosages Reported
- 50-100mg Daily
- Standard protocol dosing
Side Effects Mentioned
- Generally mild, individual variation expected
- See full guide for detailed safety info
Stacking Suggestions
- Consult research and healthcare provider before stacking
What people are saying
Results vary based on individual response
Consistent dosing and timing important
Reviews & Discussion
Real experiences shared by the community — not medical advice.
Enhanced Exercise Recovery and Endurance with NMN
A user experimenting with Nicotinamide Mononucleotide (NMN) reported a significant improvement in exercise recovery and endurance. They mentioned feeling less sore after workouts and having a higher capacity for high-intensity training compared to their baseline.
Underwhelming Results with NMN despite Subtle Mood Lift
A forum member described their experience with NMN as underwhelming, noting that while they felt a slight lift in mood, they did not observe the dramatic anti-aging or physical energy boosts reported by others. They concluded that the supplement might work better for older individuals with lower baseline NAD+ levels.
Increased Energy and Mental Clarity with NR
A user reported a noticeable increase in energy and mental clarity after starting Nicotinamide Riboside (NR). They noted that the effects were subtle but persistent, helping them feel more productive throughout the day without the crash associated with caffeine.
Sleep Disturbances and Vivid Dreams
One individual mentioned experiencing mild sleep disturbances and vivid dreams after taking Nicotinamide Riboside in the evening. They suggested moving the dosage to the morning to mitigate these effects, though they did not report significant physical benefits.
Improved Energy and Clarity During Bodybuilding Prep
A bodybuilder documenting their 'Season C' cycle reported using NAD+ as a supportive supplement. They observed better energy levels and mental clarity during intensive training phases.
NAD+ in Long-Term Testosterone/HGH Cycle
A user shared a positive experience while including NAD+ in a long-term cycle alongside testosterone and HGH. They noted that the combination contributed to an overall sense of well-being and improved recovery during their log.
Skepticism Toward Oral NAD+ Bioavailability
A forum member expressed skepticism regarding oral NAD+ supplementation, suggesting that it is difficult to achieve actual benefits through the oral route. They noted that addressing deficiencies should be the priority.
Noticeable Energy Boost from NAD+ Injections
A user reported positive results using NAD+ injections at dosages ranging from 5mg to 100mg. They noted a significant boost in energy and other minor but noticeable physical changes.
NMN Supplementation for Energy and Vitality
A user reported experiencing a 'good bump in energy' after starting a regimen of 500 mg of NMN (a NAD+ precursor) taken twice daily. They combined this with PQQ and other longevity supplements.
No Perceptible Benefit from NAD+ Injections
A user reported that they did not feel any noticeable effects or benefits after using injectable NAD+. They subsequently switched to using a combination of niacinamide and apigenin as an alternative approach to managing NAD+ levels.
Personal Experience with NAD Infusion
A member reported undergoing an NAD infusion personally as part of an exploration into its benefits for energy production and anti-aging. They emphasized the molecule's essential role in cellular function and cognitive health, though the specific subjective results of their own infusion were not detailed in the snippet provided.
Post-Injection Pain (PIP) with NAD+
A user reported that NAD+ injections caused a significant burning pain during and after administration. They noted that this post-injection pain (PIP) is likely due to the acidity of the solution and suggests that the pH must be adjusted correctly to avoid it.
Injected NAD+ vs. Precursors
A user found that injectable NAD+ provided an 'edgy' energy that was unpleasant and difficult to use productively. They switched to sublingual NMN precursors, which they found were sufficient for replenishing levels without the overstimulation.
Subcutaneous and IV NAD+ cycling
A user reported cycling NAD+ via subcutaneous injections and IV therapy for better bioavailability compared to oral supplements. They utilize these methods specifically to support metabolic health and cellular function.
Replacing caffeine with NAD+ injections
A user replaced their daily afternoon espresso habit with NAD+ injections to maintain productivity. They found that the injections provided the necessary energy to get through work without the negative sleep impact caused by excessive caffeine consumption.
500mg IV infusion experience
After receiving a 500mg IV infusion of NAD+, a user reported a very significant increase in energy and mood. They also noted an improved sense of overall vitality following the treatment.
Inquiry on Benefits and Side Effects
A user considering adding NAD+ injections to their existing Sermorelin regimen sought feedback on its effects. Others in the discussion noted significant benefits for energy levels and mental clarity, though some mentioned a characteristic tightening or 'flushing' sensation immediately following the injection.
Lumps at Injection Site
A user reported developing lumps at the injection site on their stomach after using NAD+ and a 'glow peptide' for approximately one month. They expressed concern regarding these localized skin reactions.
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