ghk cu topical vs. injectable GHK-Cu vs Injectable: Which Route to Choose Topical peptides or injectable peptides:

Factors such as molecular structure, dosage, metabolism, organ function, and administration method all influence peptide duration

Military Enlistment Drug Testing: Waivers, Policies, and What Recruits Need to Know

1994, Raven Press, New York, 1335-1362

Tap Score is not the only highly accurate send-away kit, but no other kit we tested delivered nearly as useful a report

If you wish to inject sub-cut , please look it up on the Internet ( I believe its the tummy fat and the whole front of the thigh) If you are injecting with B12 for the first time , please have someone with you, in case of anaphylactic shock ( like some people have after a bee-sting ) It is really very rare , but I feel obliged to tell you

Helpful resources Practical summary: Applying mechanism knowledge Understanding mechanisms transforms peptide use from experimental trial to informed biological intervention