Price: $64.00
(as of Mar 05, 2026 01:57:45 UTC – Details)
Product description
Professional Scalp Care
Initialiste
Our super hair serum transforms weak hair with active ingredients, strengthening the hair fiber and preventing future hair breakage.
Expert Formulas
Powered by Gluco Peptide & Wheat Protein
Gluco Peptide: Penetrates cuticle to strengthen hairWheat Protein: Repairs elasticity & smoothness 
Fusio-Dose
Professional In-Salon Treatment
Instant Transformation, Infinite Possibilities.
In-Salon Service
Your Appointment
Make an appointment in your Kérastase salon for a personalized hair diagnosis.
1 Ingredients
2 Fusio-Dose
3 Diagnosis
Initialiste Hair and Scalp Serum
Strengthens hair & reduces hair breakageSoftens & illuminates shiny hairFor all hair types
What does Initialiste do?
It is a scalp and hair serum, it targets strengthening hair fibers and reducing hair breakage.
Can I use Initialiste serum with other products?
Yes! We recommend using Initialiste after cleansing and treating hair. Use Bain Densite Shampoo and Fondant Densite Conditioner for maximum strengthening and thickening effects. After using Initialiste, apply primer of choice and style as usual.
Can I apply Initialiste serum to dry hair?
Yes, the serum can be applied to wet or dry hair. However, we recommend applying Initialiste serum to freshly cleansed hair for maximum effects.
How often should I use Initialiste Scalp & Hair Serum?
To see full visible transformation in just one week, we recommend using the serum at least 3 times a week.
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Customer Reviews
4.4 out of 5 stars 10,698
4.5 out of 5 stars 2,812
4.4 out of 5 stars 1,385
4.5 out of 5 stars 692
Price
$46.00$46.00
$50.00$50.00
$50.00$50.00
$64.00$64.00
Hair Type
Thinning hair
Thin or thinning hair
Thinning hair
Weak, thinning hair
Purpose
Thickening shampoo
Thickening conditioner
Thickening hair mousse
Advanced scalp & hair serum
Benefit
Cleanse, strengthen, densify
Detangle & thicken thin hair
Thickens, softens & adds shine
Add shine & reduce breakage
Key Ingredient
Hyaluronic Acid & Peptides
Hyaluronic Acid & Intracylane®
Hyaluronic Acid & Peptides
Peptides & Wheat Protein
Usage
With every wash
With every wash
Use after shampoo, then style
Use at least 3 times a week
Is Discontinued By Manufacturer : Yes
Product Dimensions : 1.6 x 5.1 x 2.3 inches; 2.12 ounces
Item model number : 3474630493421
Manufacturer : Kerastase
ASIN : B009ZTUWEQ
Best Sellers Rank: #24,177 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care) #64 in Hair Styling Serums
Customer Reviews: 4.5 4.5 out of 5 stars (692) 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); } }); });
Hair & Scalp Serum: Advanced scalp and hair serum that strengthens hair and reduces hair breakage by restoring uniformity and smoothness
Benefits: Adds shine and softness from lengths to ends while creating stronger, healthier-looking hair that is less prone to breakage beginning at the scalp
Additional Benefits: Hydrating serum that nourishes the scalp and adds lightweight texture without greasy feel while illuminates the hair
Suggested Use: Recommended to use 3x a week. Apply directly to the scalp on cleansed, towel-dried hair. Move from the front to the back of the head. Massaging the serum to distribute evenly. Leave in
Initialiste Hair Care: Transforms weak hair beginning at the scalp. Formulated with active ingredients that strengthen and prevent future hair breakage without a greasy look or feeling