Prevent + Treat Peptide System – Act+Acre

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Cold Processed®

Prevent + Treat Peptide System

4.7
Rated 4.7 out of 5 stars
898 Reviews

Clinically proven two-step scalp system. One daily routine for thicker, fuller-looking hair.

Mornings, your scalp needs protection. Evenings, it needs to repair. The Stem Cell Scalp Serum fortifies the follicle environment to lessen the first signs of visible shedding. The 3% Stem Cell Peptide Treatment targets the look of active thinning overnight, when your scalp's renewal cycle peaks.

+ 56% less visible hair fall-out in 12 weeks + 46% improvement in the appearance of fuller, denser hair
+ Targets thinning in two phases — prevention + active treatment
+ Supports scalp hydration + follicle environment
+ Trichologist-formulated, Cold Processed® below 40°C
+ Vegan, no rinse, leave-on — both products


Stem Cell Scalp Serum | Full Size | 2.2 oz
3% Stem Cell Peptide Treatment | Full Size | 3 oz

Save 30% on Your First Subscription
(All following orders save 20%)
Why You Need This
thickening
strengthening
preventative

Save with sets

Three bottles of Act+Acre plant-based stem cell hair care products on a gray background with a 'save $32' label.
Thick + Full Hair System
Promotes thicker + fuller feeling hair
Learn More
Three Stem Cell Serums on a gray background
Stem Cell Scalp Serum - 3 Pack
Restorative, antioxidant-rich serum
Learn More
How to Use:

Stem Cell Scalp Serum:
On clean damp or dry hair, apply 1—2 pipettes along the hairline and part. Massage into the scalp. Do not rinse.

3% Stem Cell Peptide Treatment:
On clean, damp scalp, spray 1—2 pumps per section. Massage into the scalp. Do not rinse. Use daily for best results.

Both products can be used post-wash on wet, damp, or dry hair at any time of day — we recommend the Stem Cell Scalp Serum in the morning and the 3% Stem Cell Peptide Treatment in the evening, or layer them together (Peptide Treatment first, then Serum) at the same time of day for maximum benefit.
post-wash
as needed

Save with sets

Three bottles of Act+Acre plant-based stem cell hair care products on a gray background with a 'save $32' label.
Thick + Full Hair System
Promotes thicker + fuller feeling hair
Learn More
Three Stem Cell Serums on a gray background
Stem Cell Scalp Serum - 3 Pack
Restorative, antioxidant-rich serum
Learn More
4.7
Rated 4.7 out of 5 stars
Based on 898 reviews
94%would recommend these products
Slide 1 selected
898 reviews
  • SS
    Susan S.
    Verified Buyer
    Reviewing
    Stem Cell Scalp Serum™
    I recommend this product
    What is your main hair goal? I want to stop my hair thinning
    Do you experience hair loss? Severe or rapid hair thinning
    Do you experience any scalp concerns? Itchiness
    Rated 4 out of 5 stars
    Yesterday
    good stuff

    I think this has helped my shedding slow down--but I have trouble with the pipette as I have arthritis in my hands. I'm getting the 3% which might be easier to be consistent. It has helped calm down my scalp itchiness though some of that may have been the medicines I have had to take. My stylist has noticed more new growth though that is hard for me to feel. Most of my thinning is crown and sides in a semicircular pattern, from medical issues and stress. Looking forward to the new stuff.

  • CB
    Christian B.
    Verified Buyer
    Reviewing
    Stem Cell Scalp Serum™
    I recommend this product
    What is your main hair goal? I want to stop my hair thinning
    Do you experience hair loss? Moderate or gradual hair thinning
    Do you experience any scalp concerns? No scalp concerns
    Rated 5 out of 5 stars
    2 weeks ago
    Thicker, fuller hair achieved

    I'd previously tried Stem Cell Scalp Serum, but was not consistent in my use of it. This time I have been very consistent at applying it almost every day for approximately 9 weeks, and the difference is noticeable. My wife has even commented that an area that was thinning at the crown of my head and the mid-frontal point / Widow’s Peak is noticeably fuller. I can also feel that my normally fine hair feels thicker with more body. I use the entire Act + Acre system including the shampoo and conditioner.

  • S
    Stephanie
    Reviewing
    3% Stem Cell Peptide Treatment
    Rated 3 out of 5 stars
    2 weeks ago
    3 Stars

    Leaves hair greasy

  • A
    Abby
    Reviewing
    Prevent + Treat Peptide System
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    5 Stars

    I can NOT believe how well this works. I have an insane amount of new growth. I’m at the weird stage right now where I look a little crazy after almost three months, but there is no denying this stuff works!

  • J
    Jackie
    Reviewing
    3% Stem Cell Peptide Treatment
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    5 Stars

    like so far. Feels tingling I my scalp. Smells super fresh.