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Validated assay content of 10.26 mg Purity greater than 99.8 percent Retention time and spectral identity confirmation Endotoxin levels below 0.001 EU per mg No detectable microbial contamination No detectable heavy metals High purity research compound for controlled laboratory experiments Supplied in sealed sterile research vial For research use only not for human or veterinary use For laboratory research only

Doses should be adjusted based on kidney function

Several Lactobacillus species require nicotinamide or nicotinic acid for growth 94

To establish a linear curve for the detection of MNA peak, a 10-0.3125 uM/100 L half-fold serially diluted samples of MNA were prepared in reaction buffer containing 1 mM Tris [pH 8.6], 1 mM DTT, 10% trichloroacetic acid, 4% methanol, and water