I. Technical Specifications
- Molecular Formula: C_21H_27N_7O_14P_2
- Molecular Weight: 663.4 g/mol
- CAS Number: 53-84-9
- Alternate Names: β-NAD, Coenzyme I, Nadide
- Appearance: White Lyophilized Powder
- Solubility: Highly soluble in Water (50 mg/mL) or Bacteriostatic Water
II. Compound Overview
NAD+
is a metabolic coenzyme
known in research for its two distinct but interconnected roles: as a redox cofactor and as a signaling molecule. It exists in two states: the oxidized form (NAD+
) and the reduced form (NADH
). In laboratory models, the ratio between these two forms—the NAD+/NADH ratio
—is used as a primary indicator of cellular redox state and metabolic health. Taurus Peptides provides this compound as a highly purified, vacuum-sealed powder in 500mg and 1000mg
vials to support intensive longitudinal studies in mitochondrial bioenergetics and cellular longevity.
III. Mechanism of Action (The “Science” Section)
Current literature suggests that NAD+
functions primarily through two major pathways:
- Redox Cofactor: It acts as an electron carrier in the Tricarboxylic Acid (TCA) cycle and the Electron Transport Chain (ETC). By accepting electrons during glycolysis and the Krebs cycle, it becomes NADH, which then donates those electrons to Complex I in the mitochondria to drive ATP production.
- Enzymatic Substrate: Unlike NADH, NAD+ is consumed as a substrate by three major families of enzymes: Sirtuins (SIRTs), Poly(ADP-ribose) polymerases (PARPs), and CD38.
Researchers observe that high levels of NAD+ are required for SIRT1
to perform histone deacetylation, which silences genes associated with aging and inflammation. Furthermore, NAD+ is essential for PARP-mediated DNA repair
; when cells face genomic stress, PARP consumes NAD+ to build ADP-ribose polymers at the site of DNA damage. This “competition” for NAD+ between energy production, repair, and gene regulation makes it a central focus for studies involving metabolic exhaustion and cellular senescence.
IV. Observed Research Outcomes
- Mitochondrial Homeostasis: Studies observed that replenishing the NAD+ pool restores mitochondrial function and increases oxidative phosphorylation in aged animal models.
- Genomic Stability: Research indicates that maintaining high NAD+ concentrations prevents the accumulation of DNA mutations and supports the structural integrity of telomeres.
- Neuroprotective Signaling: When evaluated in neurodegeneration models, researchers noted that NAD+ optimization reduces neuro-inflammation and supports synaptic plasticity through SIRT1 activation.
V. Storage & Handling
- Storage: Unreconstituted vials should be stored at 2^\circ C to 8^\circ C for short-term use, or -20^\circ C for long-term stability. Once reconstituted, NAD+ is relatively unstable; store at 4^\circ C and use within 7–10 days.
- Handling: NAD+ is sensitive to light and moisture. Equilibrate the vial to room temperature before reconstitution to prevent condensation. Use sterile, pH-neutral diluents (like Bacteriostatic Water). If the solution turns slightly yellow or shows visible precipitation, the coenzyme may have degraded.
