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Each E55.9 threshold was appropriate and included test data and the physician's interpretation, as well as any stated concomitant conditions

However, subcutaneous injection remains the most studied and widely used method

Both exist only because the product has not been entered on the Australian Register of Therapeutic Goods (Therapeutic Goods Administration [TGA], 2026a)

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Advantages: Full bioavailability (bypasses first-pass limitations) Systemic anti-inflammatory action Potential for broader regenerative effects beyond skin Faster onset compared to topical in research models Limitations: Requires sterile reconstitution protocols Higher research complexity Not studied in long-term human trials For researchers working with injectable peptide research protocols, our guide on how to reconstitute peptides provides detailed technical guidance on bacteriostatic water preparation, dosing calculations, and sterile technique

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