22, 2026 at 7:59 AM CDT
These peptides activate MRGPRX2, a mast-cell receptor that fires on positively charged, aromatic molecules and releases histamine into the tissue. Sodium and chloride ions screen the peptides positive charge, so the receptor sees less of it and the welt shrinks
Velasquez-Mieyer PA, Umpierrez GE, Lustig RH, Cashion AK, Cowan PA, Burghen GA: Racial differences in glucagon-like peptide-1 (GLP-1) and insulin secretion during oral glucose tolerance test in obese non-diabetic subjects
But a wave of new research published in early 2026 is complicating that picture in ways that matter to anyone who cares about their long-term joint health
It is also involved in a number of cellular processes, including regulating minerals and helping with healthy vision.[ref][ref] Fun fact : The name taurine comes from the Latin word taurus , meaning bull, because the amino acid was first isolated from bulls