While popping a vitamin pill gives you about 50% absorption (thanks to your digestive system's filtering process), IV delivery achieves nearly 100% absorption
That said, the cost may be justified by the level of research that goes into Tru Niagen, which has undergone more rigorous testing and quality control than many other NAD+ supplements on the market, including third-party testing, being manufactured in ISO-certified labs, and being backed by more than 45 peer-reviewed clinical studies
Which disciplines can most benefit most from this supplement
Schnaubelt D, Queval G, Dong Y, Diaz-Vivancos P, Makgopa ME, Howell G, Foyer CH (2014) Low glutathione regulates gene expression and the redox potentials of the nucleus and cytosol inArabidopsis Thaliana
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