Skip to content



What is 5-HTP?

5-Hydroxytryptophan (5-HTP), It is also known as oxitriptan, is a naturally occurring amino acid and chemical precursor as well as a metabolic intermediate in the biosynthesis of the neurotransmitter serotonin.… Read More »What is 5-HTP?

pH Value-colour-variation

What is pH?

pH may be seen as an abbreviation of the power of hydrogen-or, more fully, the concentration of hydrogen ions in a liquid. The mathematical definition… Read More »What is pH?