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HomeGHK-CuLegal status

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Is GHK-Cu legal? FDA status and US regulatory standing

Current status

Barred from compounding. GHK-Cu is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound (status recorded ). GHK-Cu is not FDA-approved. Topical applications are available without prescription. Injectable formulations are compounded under physician oversight. Its status as a naturally occurring peptide distinguishes it from fully synthetic research compounds.

Primary source: www.fda.gov

Federal legal status

FDA approval status

GHK-Cu is not FDA-approved as a drug. It is a naturally occurring copper-binding peptide present in human plasma. In cosmetic formulations, it is used without prescription. Injectable or prescription GHK-Cu requires a physician's order and compounding pharmacy.

Compounding pharmacy rules (federal)

GHK-Cu can be compounded by 503A pharmacies under a valid prescription. It is not on the FDA 503A or 503B bulk substances lists as a designated substance, but it is a naturally occurring peptide (not a synthetic novel compound), which has historically resulted in more permissive treatment by some pharmacy boards. Cosmetic (topical) applications are widely available without a prescription.

Also known as

Copper Peptide GHK-Cu · Glycyl-L-histidyl-L-lysine copper · GHK

Status history

  • GHK-Cu is not FDA-approved and has been placed in a category of bulk substances that licensed pharmacies may not compound. [source]

About GHK-Cu

GHK-Cu (glycyl-L-histidyl-L-lysine copper) is a naturally occurring tripeptide that binds copper ions. It is found in human plasma, saliva, and urine, declining with age. Research has focused on skin repair, anti-inflammatory effects, and potential neuroprotective properties.

Frequently asked questions

Is GHK-Cu available without a prescription?
Topical GHK-Cu (creams, serums) is widely available without a prescription. Injectable or infused GHK-Cu requires a physician's prescription and compounding pharmacy. The topical form is regulated as a cosmetic, not a drug.

State-level notes

Compounding and prescribing rules are administered by state pharmacy boards and vary by state. Federal FDA status (above) applies nationwide.

PeptideBase provides educational research tools and provider discovery. It does not provide medical advice, diagnosis, treatment, prescribing guidance, or dosing instructions. Consult a qualified healthcare professional before making health decisions.

Content review: Regulatory status is sourced from the linked primary records and reviewed by the PeptideBase editorial team. This page is educational — not legal or medical advice. Last reviewed: .

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