People with active or suspected cancer: Despite GHK-Cus anti-cancer potential, it theoretically could promote the formation of new blood vessels, which can feed tumors.3 9 14 People with anxiety or mood disorders: Similarly, although GHK-Cu has demonstrated an anxiolytic and anti-aggression effect in rats, the present research is too meager to support it as a viable treatment for anxiety or mood disorders
For guidance on combining copper peptides with retinoids , start with alternating days before progressing to same-day use
The synergistic approach may accelerate results in priority areas while the injectable component addresses underlying causes of skin laxity systemically
Injectable anti-ageing protocol: 12 mg daily or 5 days on / 2 off , cycle 30 days on / 14 days off , minimum 23 cycles for substantial change Topical anti-ageing protocol: 2 %3 % serum, twice daily, minimum 12 weeks continuous use, paired with daily SPF 50 sunscreen Combination protocol: low-dose injectable ( 1 mg 3/week) + topical 2 % serum daily - typically the most powerful approach for patients 40+ See our related pieces on anti-ageing treatments in Mumbai and how to look younger without looking fake