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Significant pain, spreading redness, warmth, or swelling that worsens over time may indicate infection and warrants medical attention
Reconstituted GHK-Cu should be stored at 28C (standard refrigerator temperature) and used within 28 days
This article does not repeat those details because its job is to compare stack options
Week by Week Timeline Week 1: Most users notice nothing dramatic during the first week
The most common reactions we see include slight discomfort where the IV is placed, occasional mild headaches, or a brief flushing sensation during administration
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