20 Primarily, NADPH provides reducing equivalents for fatty acid synthase (FASN), the main rate-limiting enzyme, to synthesize fatty acids with acetyl-CoA serving as a primer and malonyl-CoA as a two-carbon donor, 21,22 and provides the needed electrons for ironsulfur (Fe/S) protein assembly that participate in non-essential amino acid biosynthesis and lipoic acid synthesis, tRNA modification, DNA replication and repair, and telomere maintenance
[ 13 C 2 , 15 N]-GSH-NEM (m/z 436 307 m/z
Probst T, Pryss R, Langguth B, Schlee W
Possible for lacto-vegetarians who consistently consume three or more dairy servings per day (for example, 300 ml milk plus 200 g dahi plus 100 g paneer)
Most people who eat a balanced diet receive enough B12