Source comparison
NAD+ Reddit Reviews Community: Comparison Analysis
NMN (oral capsule) 250–1000mg daily 5–10 days First-pass metabolism reduces ~60% $40–$120 Convenient but inefficient. Capsule format sacrifices bioavailability for shelf stability NMN (sublingual powder) 150–500mg daily 2–5 days Mucous membrane absorption bypa
This comparison does not assign a generated winner or score.
- NMN (oral capsule)
- 250–1000mg daily
- 5–10 days
- First-pass metabolism reduces ~60%
- $40–$120
- Convenient but inefficient. Capsule format sacrifices bioavailability for shelf stability
- NMN (sublingual powder)
- 150–500mg daily
- 2–5 days
- Mucous membrane absorption bypasses liver
- $35–$90
- Best cost-to-effect ratio if stored properly (freezer, desiccant). Degradation is the primary risk
- NR (oral capsule)
- 300–900mg daily
- 7–14 days
- Requires conversion via multiple enzymatic steps
- $50–$140
- More stable at room temperature than NMN but slower subjective onset. Better for non-responders who need sustained elevation
- NAD+ IV infusion
- 250–500mg per session
- Same day (hours)
- Direct delivery. No conversion required
- $200–$400 per session
- Fastest route but unsustainable for daily use. Best reserved for acute intervention or loading phase
- Liposomal NMN
- 200–600mg daily
- 3–7 days
- Phospholipid encapsulation improves oral absorption
- $60–$150
- Theoretically superior but quality variance is extreme. Many "liposomal" products are just emulsions