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Size:400 Vials (Box)

Common GHK-Cu cycles : Standard cycle: 30 days on, 14 days off - repeat 2–3 cycles for skin goals Intensive cycle: 8 weeks on, 4 weeks off - preferred for hair and long healing protocols Maintenance cycle: 3–5 injections per week, 8 weeks on, 4 weeks off , indefinitely A 30-on / 14-off cycle means you're only using product about 68 % of the year - meaningful savings with no loss of results in our experience