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From a pharmacological perspective, tirzepatide acts primarily through GIP and GLP-1 receptor pathways to modulate insulin secretion, glucagon suppression, and appetite regulation

The GHK sequence itself is naturally present in collagen and SPARC (Secreted Protein Acidic and Rich in Cysteine) protein, suggesting it functions as an emergency response molecule released during tissue injury through protein breakdown

What we DO know, however, is that only 20% (or even less) of the people with symptomatic B12 deficiency have anaemia or altered size of the red blood cells