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Your Best Hair Starts At The Scalp

New + Best Sellers —

A bottle of Act+A. Stem Cell Thickening Foam with a white pump dispenser and a frosted clear bottle showing a pale yellow-green liquid, set against a clean gray gradient background.
NEW
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Stem Cell Thickening Foam™

$52
Volume Now. Density Later.
post-wash
as needed
5.0
Rated 5.0 out of 5 stars
25 Reviews
A bottle of Act+ Acre Cold Processed Stem Cell Scalp Serum stands on a light gray surface against a dark-to-light gray gradient background. Two award badges are displayed on the right: a blue InStyle Psoriasis Recognized badge and a black InStyle Relaser Choice Awards 2025 badge.
Best Seller
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Stem Cell Scalp Serum™

$86
Restorative, antioxidant-rich serum
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
1,412 Reviews
Act+ Acre. 3% Stem Cell Peptide Scalp Treatment in a beige pump bottle with a white pump dispenser, shown on a gray gradient background with an Allure Best of Beauty 2025 award badge in the top right corner.
Learn More

3% Stem Cell Peptide Treatment

$120
Pro-aging, peptide rich daily scalp treatment
post wash
wash day
4.7
Rated 4.7 out of 5 stars
155 Reviews
Two skincare bottles from Act+ Acre. on a gray gradient studio background.
NEW
Learn More

Stem Cell 2-Step Thickening System

$128
Two-step scalp system. The Serum treats. The Foam lifts.
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
771 Reviews
Three Act+ Acre. skincare products arranged on a gray studio background: a pale serum bottle on the left, a white scalp exfoliator tube in the center, and a dark cooling serum bottle on the right, with a red Allure Best of Beauty 2025 award badge in the upper right.
all scalp
Learn More

Scalp Relief System

$138
Treatment trio to gently exfoliate and nourish the scalp
4.7
Rated 4.7 out of 5 stars
1,178 Reviews
Two skincare bottles with a 'Best of Beauty' award on a gray background
Learn More

Prevent + Treat Peptide System

$190
Clinically proven two-step scalp system
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
898 Reviews
Scalp Discovery Set packaging with four serum bottles on a gray background
Best Seller
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Scalp Discovery Set

$50
Your trichologist in a box.
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
1,236 Reviews
Three Act+ Acre. haircare products on a clean gray studio background: Plant Based Stem Cell Shampoo, Plant Based Stem Cell Conditioner, and a smaller Cold Processed Stem Cell Scalp Serum bottle, with a black award badge overlay on the right.
Back In Stock
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Thick + Full Hair System

$138
Promotes thicker + fuller feeling hair
pre-wash, post-wash
daily
4.7
Rated 4.7 out of 5 stars
1,135 Reviews
Scalp Relief Cooling Serum
Learn More

Scalp Relief Cooling Serum

$68
Instant soothing scalp serum
post-wash
as needed
4.8
Rated 4.8 out of 5 stars
88 Reviews
Act+Acre Dermastamp
all scalp
Learn More

Scalp Dermastamp

$46
Stimulate scalp + increases topical product absorption
post-wash
as needed
4.6
Rated 4.6 out of 5 stars
96 Reviews
A bottle of Act+ Acro. Plant Based Stem Cell Shampoo in a beige container with a white pump dispenser, set against a dark-to-light gray gradient background.
Back In Stock
Learn More

Plant Based Stem Cell Shampoo™

$42
Supports hair follicle health for fuller + thicker looking hair
wash
wash day
4.7
Rated 4.7 out of 5 stars
246 Reviews
A beige pump bottle of Act+ Acre Plant Based Stem Cell Conditioner, set against a clean gray gradient background.
Learn More

Plant Based Stem Cell Conditioner™

$42
Restores damaged ends + improves hair strength
wash
wash day
4.7
Rated 4.7 out of 5 stars
155 Reviews
Three small clear bottles of A&H Acne. Cold Processed Stem Cell Scalp Serum arranged on a light gray surface against a dark-to-light gray gradient background, with two award badges shown at upper right.
Best Seller
Learn More

Stem Cell Scalp Serum - 3 Pack

$125
Restorative, antioxidant-rich serum
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
1,412 Reviews

Thick + Full —

Supports hair density for thicker, fuller-looking hair.

A bottle of Act+A. Stem Cell Thickening Foam with a white pump dispenser and a frosted clear bottle showing a pale yellow-green liquid, set against a clean gray gradient background.
NEW
Learn More

Stem Cell Thickening Foam™

$52
Volume Now. Density Later.
post-wash
as needed
5.0
Rated 5.0 out of 5 stars
25 Reviews
Two skincare bottles with a 'Best of Beauty' award on a gray background
Learn More

Prevent + Treat Peptide System

$190
Clinically proven two-step scalp system
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
898 Reviews
Three Act+ Acre. haircare products on a clean gray studio background: Plant Based Stem Cell Shampoo, Plant Based Stem Cell Conditioner, and a smaller Cold Processed Stem Cell Scalp Serum bottle, with a black award badge overlay on the right.
Back In Stock
Learn More

Thick + Full Hair System

$138
Promotes thicker + fuller feeling hair
pre-wash, post-wash
daily
4.7
Rated 4.7 out of 5 stars
1,135 Reviews
A bottle of Act+ Acre Cold Processed Stem Cell Scalp Serum stands on a light gray surface against a dark-to-light gray gradient background. Two award badges are displayed on the right: a blue InStyle Psoriasis Recognized badge and a black InStyle Relaser Choice Awards 2025 badge.
Best Seller
Learn More

Stem Cell Scalp Serum™

$86
Restorative, antioxidant-rich serum
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
1,412 Reviews
Three small clear bottles of A&H Acne. Cold Processed Stem Cell Scalp Serum arranged on a light gray surface against a dark-to-light gray gradient background, with two award badges shown at upper right.
Best Seller
Learn More

Stem Cell Scalp Serum - 3 Pack

$125
Restorative, antioxidant-rich serum
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
1,412 Reviews
Act+ Acre. 3% Stem Cell Peptide Scalp Treatment in a beige pump bottle with a white pump dispenser, shown on a gray gradient background with an Allure Best of Beauty 2025 award badge in the top right corner.
Learn More

3% Stem Cell Peptide Treatment

$120
Pro-aging, peptide rich daily scalp treatment
post wash
wash day
4.7
Rated 4.7 out of 5 stars
155 Reviews
Two skincare bottles from Act+ Acre. on a gray gradient studio background.
NEW
Learn More

Stem Cell 2-Step Thickening System

$128
Two-step scalp system. The Serum treats. The Foam lifts.
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
771 Reviews
Act+Acre Dermastamp
all scalp
Learn More

Scalp Dermastamp

$46
Stimulate scalp + increases topical product absorption
post-wash
as needed
4.6
Rated 4.6 out of 5 stars
96 Reviews
Thick + Full Capsules
Back In Stock
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Thick + Full Capsules

$55
Nutritional support for fuller + thicker feeling hair
daily
4.7
Rated 4.7 out of 5 stars
1,651 Reviews
Three Act+ Acro. plant-based hair care bottles in a neutral beige and white color scheme, displayed against a dark gray gradient background.
Back In Stock
Learn More

Stem Cell System

$165
Supports hair follicle health for fuller + thicker looking hair
wash and post wash
wash day
4.7
Rated 4.7 out of 5 stars
374 Reviews
A bottle of Act+ Acro. Plant Based Stem Cell Shampoo in a beige container with a white pump dispenser, set against a dark-to-light gray gradient background.
Back In Stock
Learn More

Plant Based Stem Cell Shampoo™

$42
Supports hair follicle health for fuller + thicker looking hair
wash
wash day
4.7
Rated 4.7 out of 5 stars
246 Reviews
A beige pump bottle of Act+ Acre Plant Based Stem Cell Conditioner, set against a clean gray gradient background.
Learn More

Plant Based Stem Cell Conditioner™

$42
Restores damaged ends + improves hair strength
wash
wash day
4.7
Rated 4.7 out of 5 stars
155 Reviews

Scalp Relief —

Clinically backed relief for flakes and scalp irritation.

Three Act+ Acre. skincare products arranged on a gray studio background: a pale serum bottle on the left, a white scalp exfoliator tube in the center, and a dark cooling serum bottle on the right, with a red Allure Best of Beauty 2025 award badge in the upper right.
all scalp
Learn More

Scalp Relief System

$138
Treatment trio to gently exfoliate and nourish the scalp
4.7
Rated 4.7 out of 5 stars
1,178 Reviews
Scalp Relief Cooling Serum
Learn More

Scalp Relief Cooling Serum

$68
Instant soothing scalp serum
post-wash
as needed
4.8
Rated 4.8 out of 5 stars
88 Reviews
Tube of Act+Acre Salicylic Acid Scalp Exfoliator with Allure Best of Beauty Award badge on a gray background
oily scalp
Learn More

Salicylic Acid Scalp Exfoliator

$48
Rebalancing gentle salicylic acid scalp exfoliator
pre-wash
use weekly
4.7
Rated 4.7 out of 5 stars
276 Reviews
Act+Acre Vitamin E Scalp Detox Oil with badge reading "National Psoriasis Foundation Recognized"
dry scalp
Learn More

Scalp Detox Oil

$48
Pre-cleanse oil to break down build-up
pre-wash
use weekly
4.7
Rated 4.7 out of 5 stars
454 Reviews
Three Act+Acre. scalp care products on a gray studio background: a brown bottle labeled Cold Processed Scalp Detox, a white tube labeled Salicylic Acid Scalp Exfoliator, and a dark gray bottle labeled Scalp Relief Cooling Serum.
all scalp
Learn More

Instant Scalp Relief Pro System

$136
Provides instant relief for itch + flakes
pre-wash, post-wash
daily
4.7
Rated 4.7 out of 5 stars
849 Reviews

Hair Hydration —

Deeply hydrates to smooth frizz and enhance shine.

Act+Acre Daily Hydro™ Hydration System on a grey background.
New!
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Daily Hydro™ Hydration System

$98
Routine to restore moisture, reduce frizz, and visibly repair damage
pre-wash, post-wash
daily
4.8
Rated 4.8 out of 5 stars
107 Reviews
A light blue cylindrical skincare bottle with a white dropper cap, labeled 'Acne-Acute Daily Hydro Scalp Senni', set against a dark-to-light gray gradient background. A black 'Clean Beauty Cosmopolitan Awards' badge is displayed in the upper right corner.
Back in Stock
Learn More

Daily Hydro™ Scalp Serum

$24
Hydrating, daily leave-on scalp serum
post wash
daily
4.8
Rated 4.8 out of 5 stars
63 Reviews
A bottle of Act+ Acre Daily Hydro Hydrating Shampoo in a light blue bottle with a white pump dispenser, set against a dark-to-light gray gradient background. A white 'Grooming Awards 2024' badge is displayed in the upper right corner.
New!
Learn More

Daily Hydro™ Hydrating Shampoo

$38
Cleanse while hydrating and reducing frizz
wash
wash day
4.9
Rated 4.9 out of 5 stars
16 Reviews
A light blue pump bottle of Act+ Acre. Daily Hydro Hydrating Conditioner on a gray gradient background, featuring a blue circular Byrdie Beauty Award 2025 badge in the top right corner.
New!
Learn More

Daily Hydro™ Hydrating Conditioner

$38
Repairs, smooths frizz, and strengthens hair over time
wash
wash day
4.7
Rated 4.7 out of 5 stars
14 Reviews
A white squeeze tube of Act+ Acre Salicylic Acid Scalp Exfoliator standing upright on a light gray surface against a dark-to-light gray gradient background. A red circular Allure Best of Beauty Award Winner badge is shown in the upper right.
Back In Stock
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Conditioning Hair Mask

$38
Restores lasting moisture to dry, damaged hair
wash
as needed
4.8
Rated 4.8 out of 5 stars
305 Reviews
2% Squalene Anti-Frizz Leave In Conditioner
Back in Stock
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2% Squalane Anti-Frizz Leave In Conditioner

$48
Restores moisture, smoothes frizz + strengthens hair
post-wash
daily
4.7
Rated 4.7 out of 5 stars
981 Reviews
Act+Acre Hair Cleanse Shampoo
all hair
Learn More

Balancing Shampoo

$32
Gently cleanse the scalp and nourish the hair
wash
as needed
4.6
Rated 4.6 out of 5 stars
2,383 Reviews
Act+Acre 1% Vitamin B-5 Fine Hair Conditioner
fine hair
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1% Vitamin B-5 Fine Hair Conditioner

$32
Lightweight yet deeply hydrating
wash
as needed
4.6
Rated 4.6 out of 5 stars
1,990 Reviews
Act+Acre Jumbo Conditioner
fine hair
Learn More

1% Vitamin B-5 Fine Hair Conditioner Jumbo

$76
Lightweight yet deeply hydrating
wash
as needed
4.6
Rated 4.6 out of 5 stars
1,990 Reviews
Act+Acre Vitamin E Scalp Detox Oil with badge reading "National Psoriasis Foundation Recognized"
dry scalp
Learn More

Scalp Detox Oil

$48
Pre-cleanse oil to break down build-up
pre-wash
use weekly
4.7
Rated 4.7 out of 5 stars
454 Reviews
Travel Shampoo + Conditioner
fine hair
Learn More

Travel Shampoo + Conditioner

$36
TSA-friendly cleanse + conditioner
wash
as needed
4.6
Rated 4.6 out of 5 stars
2,383 Reviews

Oil Control —

Proven to control excess oil and extend time between washes.

Three scalp care products with 'Allure Best of Beauty 2024' award on a gray background
all scalp
Learn More

Oil Control Pro System

$118
Stop oil before it starts + remove product build up
pre-wash, post-wash
daily
4.7
Rated 4.7 out of 5 stars
1,154 Reviews
4% Niacinamide Oily Scalp Serum
New!
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4% Niacinamide Oily Scalp Serum

$68
Control excess oil + odor
post wash
daily
4.9
Rated 4.9 out of 5 stars
143 Reviews
3 x Act+Acre product line up
all scalp
Learn More

Reset + Repair Clarifying System

$92
Restorative routine to clarify, hydrate, and strengthen for revitalized hair.
pre-wash, post-wash
daily
4.8
Rated 4.8 out of 5 stars
356 Reviews
Act+Acre Clarifying Hard Water Shampoo Product Image
Back In Stock
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Clarifying Hard Water Shampoo

$32
Removes mineral build-up + restores volume + shine
wash
wash day
4.9
Rated 4.9 out of 5 stars
27 Reviews
Act+Acre Clarifying Hard Water Scalp + Hard Treatment Sachet product image
New!
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Clarifying Hard Water Scalp + Hair Treatment

$38
Weekly treatment to remove build-up + restore shine
wash
weekly
4.6
Rated 4.6 out of 5 stars
19 Reviews
Act+Acre Fulvic Acid Volumizing Dry Shampoo
all hair
Learn More

Fulvic Acid Volumizing Dry Shampoo

$26
Non-aerosol, benzene-free formula to absorb oil and remove odor
between wash
as needed
4.7
Rated 4.7 out of 5 stars
714 Reviews

Tools + Styling —

Essential tools to nourish, protect, and style effortlessly.

Act+Acre Dermastamp
all scalp
Learn More

Scalp Dermastamp

$46
Stimulate scalp + increases topical product absorption
post-wash
as needed
4.6
Rated 4.6 out of 5 stars
96 Reviews
Act+Acre Microfiber Hair Towel
Back In Stock!
Learn More

Microfiber Hair Towel

$30
soft microfiber for less-frizz and fast drying
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
1,262 Reviews
Act+Acre Detangling Hair Brush
Back In Stock
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Detangling Hair Brush

$34
Gently detangles to prevent breakage + damage
pre or post wash
daily
4.9
Rated 4.9 out of 5 stars
43 Reviews
Act+Acre Scalp Gua Sha Tool
all scalp
Learn More

Scalp Gua Sha Tool

$48
promotes microcirculation and relaxation
pre or post wash
as needed
4.8
Rated 4.8 out of 5 stars
178 Reviews
A bottle of Act+A. Stem Cell Thickening Foam with a white pump dispenser and a frosted clear bottle showing a pale yellow-green liquid, set against a clean gray gradient background.
NEW
Learn More

Stem Cell Thickening Foam™

$52
Volume Now. Density Later.
post-wash
as needed
5.0
Rated 5.0 out of 5 stars
25 Reviews
Two skincare bottles from Act+ Acre. on a gray gradient studio background.
NEW
Learn More

Stem Cell 2-Step Thickening System

$128
Two-step scalp system. The Serum treats. The Foam lifts.
post-wash
as needed
4.7
Rated 4.7 out of 5 stars
771 Reviews
2% Squalene Anti-Frizz Leave In Conditioner
Back in Stock
Learn More

2% Squalane Anti-Frizz Leave In Conditioner

$48
Restores moisture, smoothes frizz + strengthens hair
post-wash
daily
4.7
Rated 4.7 out of 5 stars
981 Reviews
Act+Acre Fulvic Acid Volumizing Dry Shampoo
all hair
Learn More

Fulvic Acid Volumizing Dry Shampoo

$26
Non-aerosol, benzene-free formula to absorb oil and remove odor
between wash
as needed
4.7
Rated 4.7 out of 5 stars
714 Reviews
Act+Acre Showerhead Filter
Back In Stock
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Showerhead Filter

$120
Universal showerhead that filters hard water, heavy metals, chlorine + other contaminants
4.8
Rated 4.8 out of 5 stars
67 Reviews
Showerhead Replacement Filter
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Showerhead Replacement Filter

$32
Replacement filter for our universal showerhead
4.5
Rated 4.5 out of 5 stars
8 Reviews