PQQ Foods

Several readers have inquired about PQQ foods and whether diet alone is sufficient to obtain enough pyrroloquinoline quinone to be biologically effective. The answer — relative to what is known about optimizing growth in rodent nutritional growth experimental...

Theanine and Caffeine

Tea has theanine and caffeine, and although both coffee and tea have caffeine which offers a certain level of stimulation; it is tea that contains the relaxant, theanine which has a synergistic effect when paired with caffeine. Theanine (chemical name:...