- OP Labs formerly Oxford Peptides.
- Batch HPLC tested at 99%+ purity.
- Store frozen long term or in fridge when ready to be used.
- Sold for research purposes only.
- Contact us for Wholesale Orders.
Download COA here: GHK-CU COA.pdf
Please note if you have a different Batch ID please contact us for the latest COA.
GHK-CU – Technical Information
Chemical Name:
Copper(II)-glycyl-L-histidyl-L-lysine complex
Synonyms:
GHK-Cu, Copper peptide GHK, Gly-His-Lys-Cu(II)
Molecular Formula:
C₁₄H₂₄CuN₆O₄
Molecular Weight:
340.9 g/mol (peptide only), ~403.9 g/mol (GHK-Cu complex)
Peptide Sequence (Amino Acid):
Glycyl-L-histidyl-L-lysine (GHK)
CAS Number:
89030-95-5 (GHK-Cu)
49557-75-7 (GHK peptide without copper)
PubChem CID:
16218752 (GHK-Cu)
135403903 (GHK only)
IUPAC Name:
Copper(2+) complex with glycyl-L-histidyl-L-lysine
Structure Representation:
SMILES:
C(C(=O)NCC(=O)NCCCN)NCC1=CN=C-N1 → (GHK peptide)
GHK-Cu structure is not consistently represented in SMILES due to coordination bonding with Cu(II)
Peptide Classification:
Naturally occurring tripeptide complexed with a divalent copper ion
Solubility:
Soluble in water; forms a stable aqueous solution as a copper complex
References
- Pickart, L. R., & Thaler, M. M. (1973). “Tripeptide in human plasma that prolongs survival of normal liver cells and stimulates growth in neoplastic liver.” Nature New Biology, 243(124), 85–87. https://doi.org/10.1038/newbio243085a0
- Pickart, L., Margolina, A. (2018). “GHK-Cu may prevent oxidative stress in skin by regulating copper and antioxidant gene expression.” Oxidative Medicine and Cellular Longevity, 2018, Article ID 3235918. https://doi.org/10.1155/2018/3235918
- Hong, Y., He, H., Jiang, C., et al. (2019). “Copper peptide GHK-Cu stimulates proliferation and expression of growth factors in human hair dermal papilla cells.” Molecules, 24(20), 3692. https://doi.org/10.3390/molecules24203692
- Pickart, L. (2008). “The human tri-peptide GHK and tissue remodeling.” Journal of Biomaterials Science, Polymer Edition, 19(8), 969–988. https://doi.org/10.1163/156856208784909345










Craig W. –
Worth every penny.
Kirsten Stewart –
IÕm so impressed.
Alex Thomas –
Extremely happy with this.
Jonathan S. –
Product is fine, but the delivery was a joke.
Sandra Taylor –
Fast shipping, exceeded my expectations.
Esme P. –
Worth the price.
Georgia Danes –
Super quick delivery, love the product.
Richard H. –
Not impressed with the delay.
Fiona Thomas –
Great design and quality.
Linda W. –
Delivery was super fast and smooth.
Stephanie –
Impressed by the fast delivery!
Gemma-Lee –
Love everything about it.
Wendy Humphrey –
Unbelievably slow delivery.
Natalie P. –
Delivery took way too long to be acceptable.
Tory G. –
Totally love it.
Ciara Beckett –
Fantastic product quality.
Dave Ashdown –
Great design and quality.
Jade F. –
Best product ever.
Chloe –
CanÕt stop using it.
adam clarke –
Super helpful.
Sara Lamont –
Exactly as described.
Creon Menzies –
Took forever to ship.
Fanni F. –
Not impressed with the shipping speed.
Anonymous –
Impressed by the fast delivery!
alison naas –
Super happy with this.
Sarah C. –
Best product ever.
Rhonagh –
Absolutely perfect.
Claire Hunt –
Excellent product and fast delivery.
Anita –
Top quality.
Antonia Price –
IÕm loving it.
Anonymous –
Beyond satisfied.
Dougy Oleary –
Brilliant product.
Hannah I. –
IÕm completely sold.
Tammy –
This is top-tier quality.
Helen –
Performs wonderfully.
Matthew M. –
Wonderful product.
Anonymous –
Disappointed with how long it took to get here.
Rachael Carragher –
Exactly as described.
Nicol MacKinnon –
Super happy with the performance.
Louise B. –
I love how this works.
Eamon B. –
I use it all the time.
Fiona H. –
Super helpful.
Barb Clifford –
CouldnÕt be happier.
Rob –
I highly recommend this.
Sarah B. –
Outstanding product.
Aiden –
Delivery was incredibly fast!
Stef B. –
This is amazing.
Emily P. –
IÕm loving this product.
Anonymous –
So glad I found this.
Phoenix –
Love this item.
Trishna Tripuraneni –
Got it fast, very pleased with the quality.
Anonymous –
Amazing quality.
Kristine –
Super happy with the performance.
Fiona Kester –
IÕm completely sold.
Susan C. –
Speedy delivery, works perfectly.
David –
Delivery took way too long to be acceptable.
Karen –
Super quick delivery, very happy.
Natasha B. –
IÕm beyond thrilled.
Mollie –
So pleased with this.
Anonymous –
IÕm really pleased with this.
Federica R. –
Worth every penny..
Ailsa –
Way too slow, not worth it.
Jack S. –
Very impressed with the results.
Imogen –
Highly recommend.
Ann –
Worth every penny.
Alexandra W. –
Could have arrived faster.
Nick Green –
CanÕt live without it now.
Scott Cooksley –
Super speedy shipping, product is excellent.
Matthew –
Arrived fast, no complaints at all.
Joanne M. –
Very practical product.
Rob H. –
Excellent performance.
Lee Cooper –
Best purchase ever.
SARAH LEADSOM –
Love using this.
Christine –
Perfect for my needs.
Charlotte –
Very quick delivery, no issues.
Matthew Gray –
Absolutely fantastic.
Felicity –
I thought it would never show up.
Harriet –
ItÕs super reliable.
Mrs marion Unwin –
Waiting this long for a delivery is ridiculous.
Jane Runnett –
IÕm completely sold.
Katie Hodges –
This is top-tier quality.
Zoe M. –
ItÕs not nearly as good as they claim.
Megan Guinan –
Best value ever.
Callum Rothero –
IÕm obsessed.
Anonymous –
IÕm a fan.
Jade A. –
Great purchase.
Ann A. –
Seriously, what took so long?
Manjit –
Great value.
Rachel E. –
Really disappointed with the quality.
Lorna –
Got here faster than anticipated.
Jo-Ann –
Slow delivery, not happy.
Sue Bennett –
Very dependable product.
Barbie S. –
This is amazing quality.
Anonymous –
Not worth waiting this long for the product.
Carlotta –
Love it.
Jo –
Very satisfied.
Debbie –
Just what I was looking for.
Fraser –
Great product, highly recommend.
Andrea G. –
Worth every penny.
Sarah Stanbrook –
Best product ever.
virginia evans –
CanÕt stop using it.
Nathalie Smith –
Delivery was fast and the product is great.
Jenna Kaye –
Took forever to ship.
Charlette C. –
Fast delivery and super happy with it.
Caroline –
Quick delivery, perfect condition.
Michael H. –
Fast shipping and excellent quality.
Laura R. –
CanÕt recommend enough.
Sarah –
Absolutely fantastic.
Julie –
IÕm thrilled with the results.
Jane Leach –
IÕm blown away by the quality.
Sydney King –
Quick delivery, product is amazing.
Anonymous –
Arrived quickly, exactly what I wanted.
Anonymous –
Super fast delivery!
Karen Hall –
Received it so fast, thank you!
Sam Humphrey –
Awesome quality.
Ashley G. –
Very satisfied.
Ian Bridle –
Totally worth it.
Sarah C. –
Five stars.
Sophie Harris –
Just awesome.
Rachel –
This is amazing.
Carla –
Extremely satisfied.
MORAG R. –
Lightning fast delivery, highly recommend.
Verified Buyer –
So glad I found this.
Kelly Harvey –
Delivery speed was awful.
susan craker –
Worth the investment.
Ann Elwood –
ItÕs definitely not worth the cost.
Hannah Veasey –
ItÕs super reliable.
Megan –
Brilliant product.
Angelina Perrett –
Quick delivery, perfect condition.
Janice D. –
Arrived fast, amazing product.
Anonymous –
Delivered quickly, very satisfied.
Emily Kew –
Great quality product.
Dominic Jacques –
Just perfect.
Ashton Leung –
It stopped working already.
Anonymous –
I expected a lot more from this product.
Anonymous –
Waited way too long for this.
Nicole –
By the time it arrived, IÕd almost forgotten about it.
Callum –
Not impressed with the delay.
Callum W. –
Not worth waiting this long for the product.
Radha –
Expected more for the price.
Siobhan T. –
Slow delivery, not happy.
Nicky P. –
It felt like forever waiting for this.
Natalie –
Extremely slow shipping.
Sara –
Took much longer than expected to arrive.
Anonymous –
By the time it arrived, IÕd almost forgotten about it.
Morgan rees –
Very disappointed with the performance.
Declan Peers –
Waited way too long for this.
Hannah Horan –
Took much longer than expected to arrive.
Gemma V. –
Way too slow, wonÕt order again.
Susan –
Wasn’t happy with how long it took.
Macarena F. –
Unbelievably slow delivery.
Seema D. –
WouldnÕt recommend because of the delivery time.
Mahala –
Product is fine, but the delivery was a joke.
Grace –
Way too slow, not worth it.
Emma Payne –
I regret buying this.
Kim –
DoesnÕt live up to the hype.
Lesley R. –
Super helpful.
Anonymous –
One of my favorites.
Harley –
Totally worth the price.
Ronnie Peters –
So pleased with this.
Katherine –
IÕm thrilled with the results.
Anonymous –
Love the features.
Samantha Ireland –
Beyond impressed.
Dennis B. –
Received it so fast, thank you!
Kara –
Came faster than expected, very happy.
Anonymous –
Super speedy shipping, product is excellent.
Darcy –
Great product and fast shipping.
Charlotte –
Quick delivery, great value for money.
Ajay Patel –
Very versatile.
luke williams –
Lives up to the hype.
Bailey –
Very happy with this.
Sophie Clohessy –
Perfect for my needs.
Paul R. –
Thrilled with this purchase.
Rosa –
High quality.
Gemma –
Great quality product.
Carol McConnachie –
IÕm very impressed.
Matthew C. –
CouldnÕt be happier.
Rowan Charlton –
Delivers as promised.
Anonymous –
CouldnÕt be happier.
Elise –
Incredible product.
Amelia Christian –
No complaints at all.
bethany blakely –
Amazing value for money.
Caroline –
Lightning fast delivery!
Anonymous –
Arrived so fast, very happy!
Anonymous –
Fast shipping, just as described.
Lou H. –
Arrived fast, no complaints at all.
Lauren Berry –
I highly recommend this.
Elizabeth Owen –
Very high-end.
Michelle Cooke –
So pleased with this purchase.
Sharon M. –
Incredible product.
yasmin –
IÕm impressed.
Kayleigh –
Works like a charm.
Steven –
IÕm beyond thrilled.
Emma D. –
Fantastic performance.
Margaret –
Love everything about it.
Jessica Taylor –
IÕm blown away by the quality.
Katie Fry –
CouldnÕt be more satisfied.
Sarah –
Awesome quality.
Marion Unwin –
This is awesome.
Anonymous –
Product arrived in no time.
Natasha G. –
Exactly what I needed.
Ian –
Great investment.
Katie –
Amazing quality.
Anonymous –
Outstanding quality.
Chloe M. –
Exactly as described.
charlotte Tate –
Love how it performs.
Purdy Basra –
Absolutely love using it.
Lilly –
Excellent quality.
Sarah Taylor –
A fantastic investment.
Sam –
Super happy with the performance.
Daniel Moore –
I love how this works.
Jennifer Regan –
Love the ease of use.
Sam P. –
Totally recommend this product.
Anonymous –
Just love how it works.
Lois –
Fast shipping, great experience.
Natasha Elek –
Fast delivery and perfect product.
Dimple B. –
Got it delivered in record time.
Helen –
Got here fast, product is awesome.
Eleanor –
Arrived quickly, love the quality.
Matilda –
Quick shipping and excellent service.
Chloe Howarth –
Fast delivery, fantastic product.
Bradley T. –
Quick delivery, great value for money.
Crystal –
Fast delivery and works perfectly.
Jack A. –
Fast delivery, would buy again.
Charlotte –
Came so fast, amazing service.
T FRASER –
Fast shipping, really impressed.
Emma –
Incredible product.
Jesse Dodoo –
Great craftsmanship.
James –
Best thing IÕve bought.
Shannon –
Amazing quality.
Eve R. –
ItÕs a perfect fit.
Alys B. –
Great performance.
Lisa A. –
Brilliant product.
Alice –
Does what itÕs supposed to.
Claudia Gozzi –
Great design and quality.
Angie H. –
Very versatile.
Leo McIntosh –
CouldnÕt be happier.
Anonymous –
I use it all the time.
Philip Worrall –
Very useful and practical.
Charlene McNabb –
Awesome purchase.
Samuel H. –
Worth the price.
Serena Itani –
Simply amazing.
Stacey W. –
Very practical product.
Rhoslyn –
Super happy with my decision.
Lauren –
Absolutely love the quality.
Scott –
So happy with the fast delivery!
Anonymous –
Product came quicker than expected.
Caroline –
Super fast shipping, very happy.
Paula P. –
A total game-changer.
Cindy Nguyen –
Just love it.
Anonymous –
One of my favorites.
Venetia –
I use it all the time.
Charlotte –
Love the results.
Kate S. –
CouldnÕt ask for better quality.
Dylan C. –
IÕm so impressed.
Kay Hunt –
Simply amazing.
Sarah D. –
I use it all the time.
Gillian –
Works perfectly every time.
Daniel W. –
Brilliant value.
Emma Gerrard –
Love the ease of use.
Helen –
IÕm amazed by how well this works.
Gemma –
Very satisfied.
jo h. –
Fantastic product.
Katrina D. –
Totally satisfied.
daniel –
Super efficient.
Jamie –
Outstanding product.
Emma Richardson –
Completely satisfied.
Nicola Paling –
Just awesome.
Natalie Green-Wood –
Best decision ever.
Helen Anderson –
Loving it so far.
Guni Sidhu –
Great purchase.
Rebecca Hill –
Love how it works.
Abi –
Absolutely perfect.
Ida M. –
Happy with this purchase.
Jade Blundell –
Lives up to the hype.
Lily A. –
Great bang for the buck.
Laura –
Love how it performs.
Anonymous –
Speedy delivery, great product.
Anonymous –
Delivery was faster than I expected.
Nicole M. –
Quick delivery, perfect condition.
Ashley Taylor –
Got it so fast, very satisfied.
Anonymous –
Delivered fast, love the product!
Elizabeth Johnson –
Arrived quickly, exactly what I wanted.
Helen Donald –
Lightning fast delivery!
Liz Ferguson –
Delivered quickly, very satisfied.
Clare M. –
Fast delivery and super happy with it.
Jane –
Delivery was quicker than anticipated.
Kerry H. –
IÕm impressed.
Sarah Ayres-Townshend –
ItÕs just fantastic.
Rebecca Barnes –
Best in the market.
Emma C. –
Super happy with the performance.
Anonymous –
Excellent choice.
Kirsten Hendry –
Amazing craftsmanship.
Anonymous –
Just love how it works.
Anastasios K. –
Awesome quality.
Lubna Bennett –
Very satisfied.
Jill Mitchell –
Works like a charm.
Megan B. –
Top-notch quality.
Rachel Hurley –
IÕm a fan.
Kirsty –
CanÕt recommend this enough.
Anonymous –
Worth the investment.
Victoria G. –
ItÕs fantastic.
Ciara –
CanÕt go wrong with this.
Rachel Rendle –
Very high-quality.
Claire Hunt –
IÕm so impressed.
Delme –
Best quality IÕve had.
Janine –
So glad I found this.
Guni Sidhu –
CanÕt live without it now.
Claire Hunt –
Totally satisfied with this.
Louise –
Delivery was super quick.
Anna Pawlowska –
This is a game-changer.
Mandy H. –
Super useful.
Nil Wil –
IÕm very impressed.
DAVENA J. –
Very high-quality.
Olivia S. –
Absolutely fantastic.
rachel a. –
Love this item.
Jess D. –
Amazing craftsmanship.
Beth –
Just awesome.
Siobhan Stewart –
Outstanding quality.
Beth P. –
Absolutely fantastic.
Dawn P. –
ItÕs exactly what I needed.
Lisa S. –
Delivered fast, very satisfied.
Christie –
Super fast shipping, very happy.
Melanie –
Lightning fast shipping, highly recommend.
Joe Madren –
Product came fast, love the quality.
Suky –
Fast delivery, very satisfied with my purchase.
Wayne Howe –
Arrived so fast, very happy!
Ally –
Quick delivery, great quality.
Allison Winter –
Fast delivery, great value.
Ben –
Totally worth it.
Lorraine Mckeown –
No complaints at all.
Gareth –
Well made.
Karen W. –
ItÕs awesome.
christopher jenkins –
GARRY BLACKSTONE –
Next day delivery….. very impressed 👍🏻
Rachel Turner wilkinson –
Fantastic product
Joshua Manapat Joshua Manapat –
Anonymous –
Great product and great service
Mark Daniels –
Just trying the stuff .it hurts after a few days but been told you get better.its because the muscles are growing.but my friend gone through the same pain but swears but it .
Paul G. –
Nathan W. –
Just starting my ghk-cu journey. Loving the range of peptides.
christopher j. –
Safe product, quick delivery and probably my favourite peptide.
scott macaree –
Best in house,no competition!
Samantha L. –
Great product, fast delivery and competitive prices. I would highly recommend this company.
Jake –
Does exactly as it should, even at a low dose skin quality is notably better. Not as good as HGH but excellent value in comparison
Lorcan H. –
Brilliant peptide, fast delivery and good quality vials
Kat –
Always good, fast delivery
Chris –
Exactly wot I needed and swift delivery Chrisy 5 star rating
Karen –
Great company great product. Will defo be ordering from here again.
Gary mccomb –
Got it a put bac water in an air was coming. Out of the lid steins the edge
Anonymous –
Very good Package the fast delivery was also nice
Christopher Prothero –
Zainab –
Quality!
Elliott D. –
Seems to be legit. Quick delivery
Mandy S. –
It’s second time I buy from here and I keep buying cause are lab tested
Mark –
Very good
Luke –
Came via next day delivery and without testing vials from experience quality is good.
Anonymous –
Good quality
Terence –
Super fast delivery. Completely satisfied with product. I wouldn’t buy anywhere else 5*
Daire M. –
Bottle so small with the amount in it. Terrible
Leon Galbraith –
Anonymous –
Diliana C. –
Very fast delivery. Good quality product
Wayne C. –
Peter Valentin Toader –
Just be careful with the dose
Fergal –
Great communication from the company, fast delivery, securely packed. Noticing the difference straight away
Nick H. –
Great price using for injury and anti aging
Leon Galbraith –
Mark Buck –
Great product & fast delivery. Thanks
Jacob Wade –
Very good
Darren E Bell –
Krystian –
Rabia Arshad –
Anonymous –
Anonymous –
packaged nicely and safely arrived as expected
Anonymous –
Delivery was quick and safely packaged, just started it so can’t comment on its effectiveness yet. Dilutes well and no negatives to talk about.
Alexi Skitinis –
The Best around
Lewis C. –
Amazing product, works really well and delivery was very quick!
Gaynor –
Excellent product great price
Lee –
Fast delivery ! Cant comment if working as my research is only 1 week in.
Bradlaugh Culverwell –
Leon Galbraith –
Mark France –
Excellent
Lewis F. –
Charlie N. –
Spent a week on this peptide barely any results, been on this one 2 days already see a huge difference in skin health and hair growth, it’s also improved my lower back pain, great quality and business.
Nathon A. –
It was fast easy to work with and the site is simple to use
Keiran C. –
10/10
Peter –
Great service, professional, I’ll review the product later.
Susan Turner –
Anonymous –
Briliant
Anonymous –
Quick delivery and great communication
Anonymous –
Ryan Wade –
Excellent product, fast delivery
Charlie Newsome –
Nikola –
Jamie –
keian –
Selime Ferati –
Jayden Hawkins –
Anonymous –
Brilliant
Ryan Wade –
Great product, fast delivery
Anonymous –
Nice and cheap and great delivery
Anonymous –
Fantastic product
Jacob W. –
Great
Jason Monks –
Ordering was easy, emailed straight away back, and delivered within days. Awesome service
Anonymous –
Great service. Easy to use website and notified promptly about products ordered. Including a fast turn around and delivery. Thumbs up!
Craig –
Still early but trend looks good
Kevin C. –
Anonymous –
Started not full tried this for long enough but delivery was so fast and packaged well
Anonymous –
Seems great
Henna J. –
Amazing
John Russell –
Paul Russell –
Super product .extremely good
kieran n. –
Top quality product with next day delivery
Paul Lonergan –
Richard Meynell –
Still waiting for delivery
clickanddrop –
If there are issues with the order just let us know and we will try to resolve.
Denise Wadey –
Anonymous –
Very good.
Marco lanch –
d
James D. –
Just what I needed for tests, fast delivery and good product
Mohammed Husayn –
Top Grade.
Omer S. –
Lee –
A+
Sarah Taylor –
Excellent service
Luke Sadler –
Seems legit only been on it for 5 days so to early to tell. Came in good time as well
Scott L. –
I am always sceptical of using a new supplier but what can I say, delivery was really quick, prices are very competitive, product is great, what more could you ask for. I have just placed my second order and I will use you now as my regular go to.
Anonymous –
Denise Wadey –
Great service would appreciate recommendation of amount vac water to add x
Anonymous –
amazing
Aze –
Fast delivery and Good Product.. great value for money.
Anonymous –
Excellent company. Shipped very quickly and communicated the process throughout. Prices seem fair and reasonable. Would definitely trust ordering here again!
Anonymous –
Michelle S. –
Good product very effective
Gregg –
Using alongside wolverine stack for anti aging and healing properties. Too early to note any specific improvements as inly 3 weeks in
Anonymous –
It was very good. Blue powder
Anonymous –
This works beautifully on my Lab Rat
scott –
Rapid delivery top product. Definitely noticed a difference after couple weeks
Niall green –
Amazing for my skin
Bailey –
Doing wonders, happy customer from
Oxford. Great quality peptides that have worked wonders, look forward to the continued repeat business.
Craig Spencer –
Fast postage well packaged
Leighton S. –
Fantastic, can’t fault it
Karl Jaundrill –
James H. –
Richard Meynell –
Andy D. –
Great product, outstanding price , will buy again
Finn –
Arrived fast, packaged well, product as described
Sara J. –
Great selection of peptides, with effective results. Very competitive prices. Excellent service and fast delivery. Would highly recommend.
Josh –
Good
Lawrence Science –
Andy Dudman –
Much better on its own rather than being mixed as a glow blend. Superb
James –
Fast delivery. Genuine product. COA available for every batch.
James Keenan –
Aaron –
Always great to deal with, even when there was an issue with the delivery company. OP reissued the order without charging extra for postage. Fast delivery and great service
Kaiden M. –
Good delivery time
Anonymous –
Bruce D. –
Matthew –
Best about for the price. Ordering again
Daniel Corbett –
Amazing product – achieves fantastic results
Zak B. –
Far cheaper than other providers for a standard amount
Ciaran D. –
no huge difference yet
Robert bond –
Elo –
Kevin Kendell –
Ibrahim A. –
Purchased about a week ago and not concerned about purity, third part testing certification should be added but first party is there. Communication and delivery was very swift and efficient .
Anonymous –
Anonymous –
Matthew –
Top product for my lab rat always super fast delivery
Ben –
Quality peptides. Quick delivery, a new favourite
Anonymous –
Thank you so much for starting to turn my health around
Sara garatly –
Anonymous –
It arrived undamaged (well packaged). I do not know the quality yet as it takes time. Delivery time was long, however I’m not sure which side was guilty, OP labs or Royal Mail. Reason for 4 stars.