the FDA serotonin-syndrome warning from MAO-A inhibition (a real risk with SSRIs, SNRIs, triptans and MAOIs), G6PD haemolysis and industrial-grade purity dangers
Research-grade peptides sold online are not subject to the same manufacturing standards as licensed medicines
Vitamin B12 plays an important role in several essential body functions, including energy production, nerve health, and overall vitality
Miller LP, Jelovich LA, Yao L et al (1996) Pre-and peristroke treatment with the adenosine kinase inhibitor, 5-deoxyiodotubercidin, significantly reduces infarct volume after temporary occlusion of the middle cerebral artery in rats
Vitamin B12 is also needed for red blood cell formation and DNA synthesis
For the head-to-head against the closest comparator, see the Matrixyl vs GHK-Cu skin peptide comparison