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Subcutaneous injection delivers GHK-Cu systemically, which makes more sense for wound healing and skin remodeling protocols
4 mg dose in a 20 mg vial: Add 2 mL BAC water = 40 units (0.4 mL draw)
In general, GHK-Cu has demonstrated good tolerability in research settings, particularly in topical applications
The 28-day window comes from Pfizer/Hospira prescribing information for bacteriostatic water for injection
Standard cycling protocol The most common approach follows a 30-on, 14-off pattern
Yes, and the distinction is critical
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