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[5] In a landmark 2014 study, knocking down NNMT in fat and liver protected mice against diet-induced obesity by increasing cellular energy expenditure, and raised adipose SAM and NAD levels

If stability data are not available, researchers should avoid assuming that repeated freeze-thaw cycles, prolonged room-temperature exposure, extended light exposure, or long-term storage in solution have no effect on compound integrity

Adequate studies in humans have not been conducted on parental methylcobalamin

No human half-life has been established

Anyone taking methyl-donor-sensitive medications (some psychiatric drugs, methotrexate, methylated B-vitamin protocols at high doses): NNMT shares the methyl donor SAM, so theoretical interactions exist

And relying on a remote or bulk prescription that no longer meets the regulators face-to-face standard