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4.2
Rated 4.2 out of 5 stars
5

Péptido AHK-Cu, elixir capilar 4800 mg

A lightweight scalp spray made with 8% AHK-Cu to support healthier-looking hair, stronger-feeling strands, and a better scalp environment around active follicles.

Support thinning-looking areas with a concentrated AHK-Cu copper peptide formula designed for direct scalp application. This two-ingredient spray absorbs easily, layers with your routine, and is best judged after consistent daily use over 9 to 12 weeks.

4,800mg AHK-Cu copper peptide in an 8% scalp spray

Supports active follicles and a healthier scalp environment

Fast, non-greasy application for morning and evening routines

Protected Purchase • Risk-Free Trial

Description

El péptido capilar AHK-CU de 4800 mg favorece el crecimiento capilar, la circulación del cuero cabelludo y la regeneración de la piel. El tripéptido de cobre-3 favorece la circulación sanguínea, mejora la densidad capilar y nutre la barrera cutánea.

Uso: Aplique 2 a 4 pulverizaciones profundamente en el cuero cabelludo 1 a 2 veces al día y masajee para favorecer la circulación y la densidad del cabello.

Por el momento solo se utiliza para INVESTIGACIÓN.

Ingredients

  • AHK-Cu (Copper Tripeptides)
  • Distilled Water

Lab Results

Lab Results
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Week 2 to 4

Month 1 to 2

Month 3+

Week 2 to 4

What's Happening: The AHK-Cu is being absorbed into the scalp and working on the follicular environment. Peptides signal to hair-root cells, supporting their ability to remain 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 regular use, the scalp is getting consistent exposure to the peptide‑rich formula, helping to support a comfortable, well‑conditioned environment for hair. Many people notice that their scalp feels calmer, less dry, or less tight during this phase, which can make hair feel easier to style and maintain.

What to Expect: You may notice your existing hair feels more conditioned or resilient, especially at the ends. Some people also notice that their hair looks a bit fuller or has more lift at the roots over time, but visible changes vary widely from person to person and usually develop gradually with consistent use.

✓ 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: By this point, your scalp has had several months of consistent exposure to the formula, and multiple hair‑growth cycles may have started to turn over. Hair grows in phases (growth, rest, and shedding), and these cycles can span many months, so this is typically when any cosmetic changes from a scalp‑care routine are more likely to become noticeable.

What to Expect: Some people notice that their hair looks fuller or more uniform in certain areas and that strands feel more resilient when brushing or styling, while others mainly notice a healthier‑feeling scalp. Because hair‑growth timelines and genetics are highly individual, results can vary widely from person to person

✓ 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.

Benefits Of Consistent Use

Follicle-Targeted Support

AHK-Cu was designed to work directly on hair follicles, not just the scalp surface. Copper peptides can support a healthier scalp environment, which is the foundation for healthy hair. But it’s not guaranteed to prevent or treat hair loss, and it will not regrow a receding hairline.

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.

Active Ingredient

AHK-Cu (Copper Peptide Complex), 4800mg (8%)

AHK‑Cu is a copper peptide that has been studied in laboratory and cell models for its potential to support healthy hair‑follicle environments.* In these preclinical settings, AHK‑Cu has shown the ability to support dermal papilla cell health compared with untreated controls, which is why it’s often discussed as a more targeted peptide for scalp and hair‑care formulas.* Our formula provides 4,800 mg of AHK‑Cu per bottle, offering a concentrated level of this peptide in a lightweight, easy‑to‑use hair and scalp spray.*

Supporting Base

Distilled Water

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

4.2
Rated 4.2 out of 5 stars
Based on 5 reviews
Total 5 star reviews: 2 Total 4 star reviews: 2 Total 3 star reviews: 1 Total 2 star reviews: 0 Total 1 star reviews: 0
Customers Talked About
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Rating
Ratings
5 reviews
  • SF
    Stephen F.
    Verified Buyer
    Rated 4 out of 5 stars
    6/10/26
    Results

    Took a couple months, but using this once or twice a week and pairing with GHK CU and a dermastamp, finally seeing results that I never saw with typical minoxidil.

  • MS
    Mayette S.
    Verified Buyer
    Rated 3 out of 5 stars
    6/7/26
    Too Soon

    It has only been a month and it's too soon to know it's efficacy. There's been no noticeable effects so far.

  • 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.

  • 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!

  • 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.

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.

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]

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.

We’re here to help

Have more questions? Visit our Help Center or reach out to us at support@neuroganhealth.com — we're happy to assist you on your wellness journey.

Is AHK-Cu safe to use daily?

Yes, AHK-Cu is safe for daily topical use when applied as directed.

Can I use this with other hair products?

Yes, just make sure to apply Hair Elixir Expert first on a clean scalp before layering other products.

When will I start noticing results?

Most users notice changes in scalp feel and texture within a few weeks of consistent use.

Does it have any scent or added ingredients?

No, it’s paraben-free, dye-free, and fragrance-free—made with only distilled water and AHK-Cu.

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.

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/