GHK-Cu demonstrated anti-anxiety effects in rats at an extremely low dose of just 0.0005 mg per kilogram of body weight, producing measurable behavioral changes within 12 minutes of injection
Some studies suggest the quinolinium structure is sufficiently NNMT-selective that it should not broadly deplete SAM, but the wider metabolic picture remains an active research consideration
Timing Follow-up Marker Comprehensive metabolic panel (CMP) Why it matters Reviews kidney function, liver enzymes, electrolytes, and glucose, which matter with GI symptoms or dehydration
Experts recommend that patients take specific B12 supplements with about 1,000 micrograms daily for effective results
If the Real Goal Is to Address Aging or Changing Menopausal Skin If your top priority is improving your skin, especially during menopause, this is where copper peptide GHK-Cu can come into play
For instance, a study by Grace et al., on lambs receiving a single 2 mg subcutaneous B12 injection demonstrated significant increases in serum and liver B12 concentrations for up to 24 days compared to untreated animals (2)