For injections, food timing doesn't matter because the peptide bypasses the digestive tract entirely
7.2 The mechanism and molecular target of taurine The main mechanism for the absorption of taurine in tissues is through the chloride sodium taurine transporter, and it has been found that Gamma-aminobutyric acid (GABA) transporter 2 at BBB is capable of transporting hypotaurine and taurine (127)
10.1111/j.1471-4159.2008.05460.x 51 KalitaJ.MisraU
NAD+ Assists with cellular repair and energy pathways
Samples were postfixed with 1% osmium tetroxide in veronal acetate buffer (pH 7.4) for 1 h at 25 C, stained with uranyl acetate (5 mg/ml) for 1 h at 25 C, dehydrated in acetone, and embedded in Epon 812 (EMbed 812, Electron Microscopy Science, Hatfield, PA, USA)