Price: $37.00
(as of Oct 15, 2026 09:18:25 UTC – Details)
From the manufacturer
Acidic Grow Full System Shampoo & Conditioner
Promotes a healthy feeling scalp, and hair looks full in just one use.
Acidic Grow Full System Scalp & Hair Serum
Rebalances scalp pH, adds moisture, and promotes denser, thicker-looking hair.
Densifying Spray
Acidic Grow Full System Instant Densifying Spray
Instant fullness and root lift while protecting hair from heat styling up to 450°F.
1 Shampoo & Conditioner
2 Scalp & Hair Serum
3
See The Fullness
Acidic Grow Full System transforms thin, flat hair into instantly fuller, thicker looking hair* in just one use.
*When using system of shampoo, conditioner, serum, and spray
Density & Strength System
Acidic Grow Full System rebalances the scalp with moisture while delivering 2x less breakage* & stronger hair.**
*Tested to reduce breakage. System of shampoo, conditioner, serum, and spray vs. non-conditioning shampoo
** When using system of shampoo, conditioner, and serum
Lightweight, Fast-Absorbing Serum
Clinically tested to hydrate the scalp* *When using system of shampoo, conditioner, and serum.
Acidic Grow Full System Formulas
Advanced pH science with Azelaic Acid + Caffeine + Prebiotics.
Acidic Grow Full System Scent
Top notes of Italian Lemon + middle notes of Neroli + base notes of Vanilla Bean.
Acidic Grow Full System Love
Loved by certified Trichologist and Hair Stylist, Shab Caspara @shabhairexpert
1 Scalp & Hair Serum
2 The Science
3 The Fragrance
4 Prescribed by Pros
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Acidic Grow Full System
Discover The Acidic Grow Full System Family
Add to Cart
Add to Cart
Add to Cart
Add to Cart
Customer Reviews
4.3 out of 5 stars 446
4.4 out of 5 stars 356
4.0 out of 5 stars 178
4.3 out of 5 stars 148
Price
$37.00$37.00
$37.00$37.00
$48.00$48.00
$40.00$40.00
Description
A gentle shampoo
A lightweight conditioner
A serum to balance scalp
A leave-in spray for root lift
Product Benefit
Fuller-looking hair
Nourishing conditioner
Rebalanced scalp
Instant volumizing
Suggested Use
Cleanses thin & flat hair
Detangles and balances scalp
Spray and massage into scalp
Spray and comb through hair
Hair Type
Flat, thin hair, dry scalp
Flat, thin hair, dry scalp
Flat, thin hair, dry scalp
Flat, thin hair, dry scalp
Key Ingredients
Azelaic Acid, Caffeine
Azelaic Acid, Caffeine
Azelaic Acid, Caffeine
Azelaic Acid, Caffeine
What is the Acidic Grow Shampoo?
It is a gentle cleanser designed to purify the scalp and promote a healthy environment for thicker, fuller hair.
How do I use this shampoo?
Apply to wet hair, massage into the scalp to create a lather, and rinse thoroughly. Follow with conditioner.
Is it safe for color treated hair?
Yes, the gentle, acidic formula is safe for color treated hair and helps maintain vibrancy.
What are the benefits?
It removes buildup and rebalances the scalp, which is essential for healthy hair growth, while also providing root lift.
Can I use it daily?
Yes, it is gentle enough for daily use to maintain optimal scalp health,
Product Dimensions : 2.19 x 2.56 x 6.25 inches; 0.01 ounces
Item model number : 0884486536594
UPC : 884486536594
Manufacturer : Redken
ASIN : B0GD2JW8WJ
Best Sellers Rank: #3,718 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care) #110 in Hair Shampoo
Customer Reviews: 4.3 4.3 out of 5 stars (446) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Densifying Shampoo: Lightweight shampoo with 7% Densifying Complex for thin, thinning, or flat hair.
Powered by Azelaic Acid: Azelaic acid, caffeine, and prebiotics gently cleanse scalp and hair.
GLP-1 Tested Proof: 91% of GLP-1 users agreed hair feels thicker when using the full system, per consumer test.
For Thin & Flat Hair: Gently cleanses without stripping the scalp’s protective barrier, safe for color-treated hair.
Acidic Grow Full System: Use with Conditioner, Scalp & Hair Serum, and Instant Densifying Spray for best results.
