Rated 4.7 out of 5 stars

AHK-Cu Peptide, Hair Elixir 4800mg

Healthier Scalp. Stronger Follicles. Hair That Sticks Around.

Give thinning hair a fighting chance with 4800mg of AHK-Cu, a next-generation copper peptide that targets hair follicles directly. Early research suggests AHK-Cu may support follicle longevity more effectively than standard copper peptides, keeping hair-root cells alive longer where it counts.

Targets follicles at the root to support a healthier growth environment

4800mg AHK-Cu at 8% concentration, 2x our GHK-Cu serum

Lightweight spray formula that layers with your existing routine

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Description

AHK-CU Hair Peptide 4800mg supports hair growth, scalp circulation, and skin regeneration. Copper Tripeptide-3 supports blood flow, improves hair density, and nourishes the skin barrier.

Usage: Apply 2–4 sprays deep into the scalp 1–2 times daily and massage in to support circulation and hair density.

At the moment, it's only used for RESEARCH.

Pair this with formulas from our GHK-CU and AHK-CU peptide collection for a complete copper-peptide routine.

Ingredients

AHK-Cu (Copper Tripeptides)
Distilled Water

Lab Results

Our AHK-Cu Peptide, Hair Elixir 4800mg are third-party lab tested to ensure highest quality, purity, and safety.

AHK-CU Peptide Hair Spray Lab Report 2026

Week 2 to 4

Month 1 to 2

Month 3+

Week 2 to 4

What's Happening: The AHK-Cu is absorbing into the scalp and getting to work on the follicle environment. Peptides begin signaling to hair-root cells, supporting their ability to stay active longer. Scalp dryness and irritation may start to calm down.

What to Expect: You probably won't see visible changes yet, and that's normal. This phase is about building the right conditions underneath the surface. Keep showing up twice a day.

✓ Formulated with Clinically Studied Ingredients

Carefully formulated with clinically studied ingredients and rigorously third-party tested for quality and consistency.

Month 1 to 2

What's Happening: With consistent application, the follicle environment is shifting. Hair-root cells that would normally die off prematurely are getting more support. You may notice your scalp feels calmer, less dry, and generally healthier.

What to Expect: Existing hair may start to feel a bit stronger. Some people notice less hair in the shower drain or on their pillow. Fine "baby hairs" may begin to appear in thinning areas.

✓ Formulated with Clinically Studied Ingredients

Carefully formulated with clinically studied ingredients and rigorously third-party tested for quality and consistency.

Month 3+

What's Happening: This is where consistency pays off. Follicles that have been receiving steady AHK-Cu support are producing hair in a healthier growth cycle. New growth has had time to come in thicker and more visible.

What to Expect: Fuller-looking coverage in areas that were thinning. Hair that feels stronger overall. The difference between month one and month three is real, and it compounds from here.

✓ Formulated with Clinically Studied Ingredients

Carefully formulated with clinically studied ingredients and rigorously third-party tested for quality and consistency.

✓ Formulated with Clinically Studied Ingredients

Carefully formulated with clinically studied ingredients and rigorously third-party tested for quality and consistency.

Follicle-Targeted Support

AHK-Cu was designed to work directly on hair follicles, not just the scalp surface. Research suggests it may help hair-root cells resist early die-off, keeping follicles productive longer.

4800mg: Double the Dose, Direct to the Scalp

At 8% concentration, this elixir delivers 4800mg of AHK-Cu per bottle. That's 2x the active peptide content of our GHK-Cu hair serum, applied right where it matters.

Calmer, Healthier Scalp

Dry, irritated scalps aren't great at growing hair. AHK-Cu peptides help create a more balanced scalp environment: less flaking, less tightness, better conditions for growth.

Works With What You Already Use

The water-based spray dries fast and layers under or over your existing products. No greasy residue, no reformulating your entire routine around one product.

Two Ingredients. Nothing Else.

AHK-Cu and distilled water. No sulfates, no parabens, no fragrance, no fillers. You can actually read the entire ingredient list in about two seconds.

Supports the Growth Cycle Where It Starts

Rather than masking thinning with volumizers, AHK-Cu works at the follicle level to support the anagen (growth) phase. It addresses the root cause, not the symptom.

AHK-Cu is a copper peptide tripeptide specifically studied for its interaction with hair follicle cells. In laboratory research, AHK-Cu helped hair-root cells (dermal papilla cells) survive longer than untreated controls, suggesting it may have a more targeted effect on follicle health compared to broader copper peptides like GHK-Cu. Our 4800mg concentration delivers that peptide at a dose most brands don't come close to matching.

Clean, pharmaceutical-grade distilled water carries the active ingredient without introducing anything that could irritate a sensitive scalp or interfere with absorption.

No artificial additives

No unnecessary fillers

No low-quality ingredients

No artificial colors or flavors

Customer Reviews

4.7

Rated 4.7 out of 5 stars

Based on 3 reviews

Total 5 star reviews: 2 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0

Customers Talked About

3 reviews

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J
Jeff
Verified Buyer
Rated 5 out of 5 stars
1/16/26
THE BEST!
I've used many different treatments for thinning hair, I've started using their AHK-Cu peptide, 2400mg, went through 3 bottles and had good results. I'm about halfway through the 4800mg bottle and I'm seeing excellent results! Will continue using!
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HK
heather k.
Verified Buyer
Rated 5 out of 5 stars
10/14/25
satisfied
I am totally satisfied with this product. I think it is easy to apply and has no odor. The dark color will stain your scalp but wipes right off with a damp rag. I am only half way through the bottle so at this point I have not noticed any significant change in the spots I am applying. I will definitely order another bottle as my healthcare worker suggested at least 3 months and I am combining this with other protocol.
Company was easy to work with and arrived on timely manner.
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AA
Anwar A.
Verified Buyer
Rated 4 out of 5 stars
5/11/26
AHK-Cu Peptide topical Serum
Purchased the AHK-Cu Peptide Serum. Application has been by spray daily; once in the morning and once at night. I also use it with a scalp massage gadget. I don't place as much in the morning since I will be at work and will dry blue (but not stain). Advice to let it dry before going to bed though. Have been using it now for about 2-3 weeks. Still too early to notice difference but will continue for a 90 day period and hopefully have visible results.
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Morning. Night. That's the Routine.

Step 1

Spray Onto a Clean Scalp

Start with a clean, towel-dried (or fully dry) scalp. Apply 3 to 5 sprays directly to thinning areas or across the scalp for broader coverage. Part your hair to expose the scalp where you need it most.

Step 2

Massage In for 30 to 60 Seconds

Use your fingertips to work the elixir into the scalp. This helps with absorption and gets blood flowing to the follicles.

Step 3

Let It Dry, Then Layer

The water-based formula dries in a couple of minutes. Once dry, you can apply other hair products: styling products, oils, whatever your routine includes. Just make sure the elixir has dried before layering anything on top.

The Research Behind AHK-Cu

AHK-Cu is a copper peptide tripeptide closely related to GHK-Cu, but with a structural difference that research suggests may make it more targeted toward hair follicle cells. While GHK-Cu has a broad body of research behind it (skin remodeling, collagen synthesis, wound healing), AHK-Cu is a newer and more specialized molecule. The research is still early-stage, but what's there is worth paying attention to.

In a 2007 study on human dermal papilla cells (the cells that sit at the base of the hair follicle and regulate the growth cycle), AHK-Cu demonstrated a notable effect: it helped these cells survive longer by reducing premature cell death (apoptosis). Dermal papilla cells that die off too early can shrink follicles and shorten the growth phase, contributing to thinning hair over time.

01 Supports Follicle Cell Survival

In laboratory conditions, AHK-Cu helped dermal papilla cells resist apoptosis, the programmed cell death that can cause follicles to miniaturize over time. Hair-root cells treated with AHK-Cu stayed alive longer than untreated controls. [1]

02 More Follicle-Specific Than GHK-Cu

03 Builds on the Copper Peptide Foundation

This is perfect for you if…

You're 30+ and starting to notice thinning, especially around the crown or hairline.

Your scalp feels dry, tight, or irritated, and you suspect that's not helping your hair situation.

You already use our GHK-Cu serum and want a more follicle-targeted peptide to add to the routine.

- You want something backed by real research, not marketing buzzwords about "volumizing technology.

This might not be for you if…

You're expecting visible results in a week. This takes 9 to 12 weeks of consistent twice-daily use.

- You have complete baldness in the area of concern. AHK-Cu supports existing follicles and works best where follicles are still active, even if they're producing fine or thin hair.

You're looking for a one-product miracle. Peptides work best as part of a healthy routine that includes sleep, nutrition, and stress management.

Try It For 30 Days, Risk-Free

We’re so confident in our formula that we offer a 30-day money-back guarantee. If you don’t see intented results, or if you’re not happy for any reason, just let us know and we’ll give you a full refund. No questions asked.

Shop risk-free

References

[1] Pyo, H. K., Yoo, H. G., Won, C. H., Lee, S. H., Kang, Y. J., Eun, H. C., Cho, K. H., & Kim, K. H. (2007). The effect of tripeptide-copper complex on human hair growth in vitro. *Archives of Pharmacal Research*, 30(7), 834-839. https://pubmed.ncbi.nlm.nih.gov/17703734/

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AHK-Cu Peptide, Hair Elixir 4800mg

AHK-Cu Peptide, Hair Elixir 4800mg