The heart rate increase is a pharmacological effect, not a pathological one
Tyramine is produced through bacterial decarboxylation of the amino acid tyrosine during aging, fermentation, and spoilage, resulting in higher concentrations in fermented and aged foods
GHK-Cu, short for Glycyl-L-Histidyl-L-Lysine Copper, is a naturally occurring peptide found in our bodies
Use over-the-counter itch creams (preferably with hydrocortisone)
As many of these compounds aren't new discoveries, they were researched decades ago and shelved, sometimes for commercial reasons, sometimes simply because society wasn't ready for at-home injecting
When a manufacturer already has established formulation frameworks and laboratory support, it allows beginners to enter the market without needing to become cosmetic chemists themselves