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However, further evaluation revealed his condition was due to vitamin B12 deficiency

This characteristic distinguishes it from sterile water for research, which lacks a preservative and is typically intended for single-use applications to maintain sterility

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Huberman highlights that boosting NAD+ levels through supplementation with NMN (nicotinamide mononucleotide), a precursor to NAD+, has shown promise in animal studies for restoring mitochondrial function and promoting cellular longevity

The substitutions include an arginine substitution and an N-terminal protein extension