GHK-Cu in particular is sensitive to heat, oxygen, pH drift, and microbial contamination each of which can break the peptide bond, dissociate the copper ion, or otherwise inactivate the molecule before it reaches your scalp
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When physicians were requested to indicate the reason behind initiating oral semaglutide for each patient, the most prevalent reasons were enhancing metabolic control (80.3%), reducing cardiovascular risk (82.9%), weight management (63.9%), lowering microvascular risk (29.3%), and mitigating the risk of hypoglycemia (14.5%)
Soil-based probiotics, like those in Physicians Choice Digestive Enzymes , can be helpful
Depending on your situation, one or the other (or a combination) may be ideal