5-Peptide Copper Renewal Serum
5-Peptide Copper Renewal Serum
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A high-concentration peptide serum built around GHK-Cu — a copper peptide studied for over 50 years for its role in skin renewal.
Five research-backed peptides. 5% total concentration. One fragrance-free formula.
The 5 Peptides
GHK-Cu (1%) · Argireline (1%) · Matrixyl (0.5%) · SNAP-8 (0.5%) · Tripeptide-1 (2%)
Plus
Niacinamide (3%) for brightening · Hyaluronic Acid (0.2%) for hydration
What it does
Visibly smooths fine lines and expression wrinkles. Firms and improves skin's natural elasticity. Brightens and evens skin tone. Delivers deep, lasting hydration — even in harsh, dry climates.
How to use
Apply 3-4 drops to clean, dry skin morning and night. Press gently into face and neck. Follow with moisturizer and SPF in the morning.
Avoid combining with Vitamin C, retinol, or AHAs in the same routine.
✓ Fragrance-Free · ✓ Paraben-Free · ✓ Cruelty-Free · ✓ Batch Tested · ✓ Free Shipping Across Canada
Full Ingredients (INCI)
Aqua, Glycerin, Propylene Glycol, Niacinamide, Tripeptide-1, Acetyl Hexapeptide-8, Copper Tripeptide-1, Acetyl Octapeptide-3, Palmitoyl Pentapeptide-4, Hydroxyacetophenone, 1,2-Hexanediol, Stephania Tetrandra Extract, Taraxacum Officinale (Dandelion) Leaf Extract, Saururus Chinensis Leaf/Root Extract, Sodium Hyaluronate, Xanthan Gum, Carbomer, Triethanolamine, CI 42090
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honest formula.
One serum.
Copper Tripeptide-11%
Acetyl Hexapeptide-81%
Palmitoyl Pentapeptide-40.5%
Acetyl Octapeptide-30.5%
Signal Peptide2%
ritual.
Avoid combining with Vitamin C, retinol, or AHAs in the same routine.
- 5 stars: 10 (71%)
- 4 stars: 3 (21%)
- 3 stars: 1 (7%)
- 2 stars: 0 (0%)
- 1 star: 0 (0%)
This serum is so goooood.
It feels so nice on the skin, and I love that it’s completely fragrance-free, something that’s really important to me. I also appreciate how transparent they are about their ingredients.
And can we talk about the color and aesthetic?! Everything about it is just so beautiful.
I’m honestly so happy I took a chance on this one because I’ve been loving it. My skin has been looking more even, firm, and hydrated, and it just feels so good to use.
Isabelle, fragrance-free wasn't a marketing decision, it was the first thing we locked and the thing we were least willing to trade away. So it's nice when someone notices for the right reasons. The colour and the packaging took an embarrassing number of rounds to get right, and I've mostly stopped admitting how many. Really glad you took the chance on us.
— Mac / Co-Founder, TYNE Skin
It layers well with other serums and under makeup. I can't say I've noticed a difference, but at age 59 I'm not sure any product really could have the power to produce any significant results other than a glow. I focus on good exfoliators, masks, and add serums that give my skin a nice glow and smooth finish. Not sure if this will be added as a staple.
Thank you so much for taking the time to share this. We're glad it's layering well with your routine and sitting nicely under makeup, that was a big focus in the formulation. One thing worth mentioning: most of our customers tell us the most noticeable change in the look and feel of their skin comes around the 8 to 12 week mark with consistent daily use. Since you started in early August, you're right in the middle of that window, so we'd love for you to see where things are in another month or so
— Mac / Co-Founder, TYNE Skin
I LOVE this stuff! Ive been using it for about a week now and it has really helped my face and neck.
I will be using this regularly.
Amanda, thank you. One week in is still early days, so if you stay consistent the more interesting part is probably still ahead of you. And good on you for taking it down onto your neck, that's the step almost everyone skips.
— Mac / Co-Founder, TYNE Skin
My skin is definitely smoother and brighter. I love it and will keep using the product.
Smoother and brighter is exactly what we hope people notice first. Thank you for taking a minute to write it down, reviews like this are how other people decide whether we're worth trying.
— Mac / Co-Founder, TYNE Skin
So far so good! My skin was feeling dull & lifeless for a while, but I’ve noticed since using the serum that my overall complexion looks brighter & smoother. Still waiting for the anti aging help BUT definitely happy so far!
Makayla, brighter and smoother in the early weeks is usually the first thing people notice, so that tracks. The rest is slower. Peptides are not a fast category, and anyone telling you otherwise is selling something, so give it a consistent 8 to 12 weeks before you make up your mind about the look of fine lines. Thanks for the honest read in the meantime!
— Mac / Co-Founder, TYNE Skin
Love the packaging, so far it’s only been a week but seeing improvement in fine lines. I’m a faithful user of ZO skincare but I was intrigued by this serum as it has the right peptide mixture I’m thinking for the Botox in a bottle. So I hope . Will let you know in 3 months. Definitely notice you need to use morning and night as per directions.
Thank you for taking a chance on us when you already have a routine you trust. That's not a small thing. Peptides work gradually on how skin looks rather than on anything neuromuscular. Three months is the right window to judge it, and we'd genuinely like to hear where you land, whichever way it goes.
— Mac / Co-Founder, TYNE Skin
I haven’t actually ordered the serum yet, so I can’t speak to how it performs on my skin, but I really wanted to leave a review because I love how transparent TYNE is about their formula.
I’m kind of a skincare junkie lol and one of the first things I look at is the ingredient list and percentages. I really like that they explain what each ingredient is there for and actually tell you the concentrations instead of just throwing a bunch of ingredients on the page and calling it “science backed” 😅. The 5% active peptide complex and knowing the GHK-Cu is at 1% really caught my attention.
I also appreciate that it feels like every ingredient has a purpose. That’s something I look for when buying skincare, I don’t want a product with a million random ingredients just for the sake of it.
I’m currently finishing up my skincare routine before adding anything new, so I haven’t tried the serum yet. But once I’m done with my current routine, this is definitely the one I’m planning to try next. I’ll have to come back and update my review once I’ve actually used it!
So far though, really impressed with the transparency and thought that went into the formula. 👏
Maria, this made our week. Publishing the percentages was a slightly nerve-wracking decision, because it invites exactly the kind of scrutiny you're describing, but we'd rather be judged on the actual formula than on adjectives. Finishing what's already open before adding something new is the right call, and honestly more disciplined than most of us manage. We'll be here when you're ready, and we'd love the update once you've actually put it on your face.
— Mac / Co-Founder, TYNE Skin
I’ve been using this serum and honestly I really love it! My skin has been looking and feeling so much better since I started using it. I personally haven’t had any issues with breakouts and I’m really happy I gave it a try. Definitely one of my favourite skincare products lately ❤️
Thank you Joanne, this is lovely to read. Really glad it's settled into your routine and that your skin has been happy with it. Appreciate you taking the time to write it out.
Mac / Co-Founder, TYNE Skin
I’m unsure if it’s making me break out. Since I’ve started it, I’ve had breakouts that I didn’t have before starting it. I’m hoping it will settle and even itself out. Maybe introducing something new to my skin has made the breakout happen. I’m trying to give it ample time to see if I like it.
Thank you for writing this, and for giving it a real chance rather than writing it off after a week. That's more patience than most
people extend a new product.
I want to be upfront though: copper peptides and niacinamide aren't exfoliating actives, so this isn't a formula that causes a purge the way a retinoid or an acid would. Any new step can temporarily disrupt skin and that sometimes settles. But it can also mean the product isn't agreeing with you, and I'd rather say that than tell you to wait it out.
Either way, email me at hello@tyneskin.ca and I'll help you figure out which one it is. If your skin feels irritated at any point,
stop using it.
Mac / Co-Founder, TYNE Skin
I like the product so far!
As described & timly shipping. Only a week into using so far..hopful & only time will tell!
Thank you Nicole, and yes, a week is early days. Peptides are slow and unglamorous that way. Most people start noticing something around the six to eight week mark, so I'd love to hear from you again then. Glad the shipping side went smoothly.
Mac / Co-Founder, TYNE Skin
Amazing product …. working on a video to show its goodness …stay tuned on my ig mansisharma0002
Love this serum, smells nice not like others I’ve tried, will purchase again!
Thank you Janice! Small note that might interest you: the serum is formulated completely fragrance-free, so there's no added scent in it at all. What you're noticing is just the raw ingredients, and we kept it that way on purpose. So glad it's working for you.
Mac / Co-Founder, TYNE Skin!
I've tried so many serums that promise the world and deliver nothing. TYNE is different. Within a few weeks my skin looked firmer and noticeably more even-toned, and it never once irritated my sensitive skin — huge plus since it's fragrance-free. This is officially my holy grail serum.
Terri, this genuinely made our week. Firmer and more even-toned is exactly what we hoped people would notice, and the fact that it worked for you without any trouble means a lot. Thank you for taking a chance on a small brand.
Mac / Co-Founder, TYNE Skin
In published studies, GHK-Cu reduced wrinkle depth by 55% and improved firmness by 70%.
Results from independent, peer-reviewed studies of individual actives — not clinical trials of this finished formula. Individual results vary.
See the Research →