Results from a Preliminary Human Trial of Nicotinamide Riboside Supplementation
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What sort of evidence would it take to challenge my assessment of the data to date that methods of raising NAD+ levels with age, such as nicotinamide riboside supplementation, are not worth pursuing as a major area of focus in research and development? Given the history of work in this area of metabolism, mostly that relating directly to sirtuins and their manipulation, one has to be a little skeptical. Initially promising (and overhyped) results in mice went essentially nowhere, or turned out to make the condition of obesity a little less harmful, while showing little evidence of utility for healthy individuals.

my assessment of the data to dateNAD+nicotinamide riboside supplementationmetabolismsirtuins and their manipulation

To answer the question, human data showing meaningful benefits that could not be achieved via exercise or calorie restriction would be very interesting. Human data showing some reliable level of reproduction of the benefits of exercise or calorie restriction without side-effects would be good news for the present majority who don’t put in the effort to stay in shape. Good news for supplement sellers as well – there is no shortage of people who would pay rather than exercise or eat less, even if the results were mixed or

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