Thickening Protocol Thickening Protocol

~~86,70 EUR~~ 78,80 EUR -9%

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Thickening Protocol

Name: Thickening Protocol
Brand: Luxeol
Price: 78.8 EUR
Availability: InStock
Rating: 2.8 (157 reviews)

Thickening Shampoo

200 ml

Leave-In Thickening Conditioner

150 ml

Thickening Serum

100 ml

+35% thickness from the 1st use*
Long-lasting effect*
Thicker, stronger hair
Hair radiant and nourished

Quantity

Your expert A question about this product?

The Thickening Protocol thickens your hair by +35% from the very first use*

Fine hair lacking thickness?

This Thickening protocol increases hair diameter by +35% from the very first use, for a visible and lasting thickness effect*.

It combines a shampoo, a leave-in conditioner and a serum specifically formulated to nourish the hair fibre, thicken the hair, for hair that radiates health!

Thanks to a synergy of key ingredients, this protocol strengthens fine hair: red algae extract helps improve resilience and thickness, hyaluronic acid is known to hydrate the hair fibre, and hydrolysed rice protein offers moisturising and protective properties.

Your hair is thicker and stronger!

Results: your hair is visibly thicker, more resilient and nourished, for hair that radiates health.

Proven efficacy

Silicone-free and sulphate-free*

Formulas of natural origin

Made in France

LABORATORY TEST RESULTS

Proven efficacy

Increases hair thickness by +35%*

An immediate and lasting effect*
The Thickening Protocol consists of a shampoo, a leave-in conditioner and a serum. This protocol was the subject of a study ex-vivo, i.e. on hair strands initially collected, which measured proven efficacy on hair thickness gain: +35% from the very first use as well as a lasting effect*.

View the laboratory test result and justifications

Laboratory test results and justifications

*Ex-vivo test, 30 strands, 35% after immediate use of the Thickening Protocol (shampoo + leave-in conditioner + serum). Lasting effect: +39.5% after 16 applications.
Free from sulphated surfactants.

CONSUMER RESULTS

A formula approved by testers

Visibly thicker, stronger and nourished hair
A usage test was carried out on 54 volunteers. After 28 days of using the Thickening Protocol (Shampoo + Leave-in Conditioner + Serum), testers observed thicker, more resistant, strengthened, nourished and visibly denser hair.

A strengthened, dense and radiant hair fibre

93 % Find their hair is visibly thicker
94 % Find their hair is radiant and strengthened
96 % Find their hair nourished and silky
93 % Find their hair is more resistant
94 % Find their hair is visibly denser

A pleasant formula to apply

Shampoo

A formula with 95% naturally derived ingredients, which cleanses without weighing hair down.
96 % Notice a light, creamy lather
93 % Notice their hair delicately fragranced
87 % Notice that their hair is easy to detangle

Leave-in Conditioner

A rich, creamy texture, non-greasy, which makes detangling easier.
94 % Notice a rich, creamy texture
96 % Notice that the product does not make their hair greasy
94 % Notice that their hair is easy to detangle

Serum

A fluid formula that makes styling easier, adds texture and leaves a pleasant fragrance.
94 % Notice a fluid, light texture
93 % Notice that the product does not make their hair greasy

View justifications(*)

Results and justifications

*Free from silicones and sulphated surfactants

Information on visuals and before/after(*)

Information on visuals and before/after

*Illustrations of results obtained with the products in the range, following the usage instructions. Individual results may vary.

INGREDIENTS

Hyaluronic Acid

Hyaluronic acid is known for moisturising, replumping, and protecting the hair fibre.

Hydrolysed Rice Protein

Extracted from rice, it offers both moisturising and protective properties for the scalp and hair fibre.

Red algae extract

Improves hair quality, bringing strength, thickness, and vitality.

Ingredients list

Thickening Shampoo

Aqua, Cocamidopropyl Betaine, Glycerin, Sodium Methyl Cocoyl Taurate, Sodium Chloride, Lauryl Glucoside, Sodium Hyaluronate, Palmaria Palmata Extract, Arginine, Hydrolyzed Sweet Almond Protein, Hydrolyzed Rice Protein, Starch Hydroxypropyltrimonium Chloride, Parfum, Coconut Acid, Phenethyl Alcohol, Glyceryl Caprylate, Lactic Acid, Sodium Lactate, Urea, Citric Acid, Pentylene Glycol, p-Anisic Acid, Levulinic Acid, 1,2-Hexanediol, Sodium Benzoate.

Leave-In Thickening Conditioner

Aqua, Glycerin, Xanthan Gum, Sodium Hyaluronate, Palmaria Palmata Extract, Arginine, Hydrolyzed Rice Protein, Sclerotium Gum, Parfum, Phenethyl Alcohol, Pentylene Glycol, Glyceryl Caprylate, Citric Acid, 1,2-Hexanediol, Levulinic Acid.

Thickening Serum

Aqua, Glycerin, Sodium Hyaluronate, Palmaria Palmata Extract, Arginine, Hydrolyzed Rice Protein, Aloe Barbadensis Leaf Juice Powder, Inulin, Parfum, Pentylene Glycol, Phenethyl Alcohol, Glyceryl Caprylate, Carbomer, Sodium Hydroxide, 1,2-Hexanediol, Levulinic Acid.

USAGE TIPS

Thickening Shampoo:

Shake well before use. Apply 2 to 3 times a week to wet hair.
Leave on and rinse.

Thickening Leave-In Conditioner:

Apply 2 to 3 times a week, to towel-dried hair
on the lengths and ends, after the shampoo.

Do not rinse.
Dry with or without a hair dryer. Style.

Then apply the Luxéol Thickening Serum.

Thickening Serum:

Apply 2 to 3 times a week, to dry hair
on the lengths and ends, after the shampoo and conditioner.

Precautions of use

Avoid contact with eyes. In case of contact with eyes, rinse thoroughly with clean water. Store away from heat.

FAQ

Which hair type is the Luxéol thickening protocol suited to?

The thickening protocol has been specially formulated for fine hair.

How long does it take to see effects after use?

Our study demonstrated an increase in hair thickness from the 1st use, lasting after several applications.

Does the Luxéol thickening protocol contain silicones?

No, the Luxéol thickening protocol does not contain silicones.

Is the Luxéol thickening protocol suitable for pregnant and/or breastfeeding women?

Yes, the Luxéol thickening protocol is suitable for pregnant and breastfeeding women.

Where can I find the product information sheet relating to the environmental qualities and characteristics of the thickening protocol?

The product information sheet relating to the environmental qualities and characteristics of the thickening protocol can be found here.

100% MADE IN FRANCE¹

CLINICAL RESULTS

HAIR EXPERT

+150 PRODUCT TESTS¹

RSE COMMITTED LABEL
(AFNOR)

SATISFIED OR
REFUNDED³

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START MY DIAGNOSTIC

For your health, eat at least five fruits and vegetables a day - www.mangerbouger.fr

Food supplements should be used as part of a healthy lifestyle and should not be used as substitutes for a varied and balanced diet.
Luxéol is a brand of food supplements and cosmetic products mainly for hair and skin. Individual results may vary.

Information may change, please read product labelling carefully before use.

¹: Total number of products tested by Luxéol (clinical studies, usage tests and ex vivo tests) across all products developed, as of 27/03/2026. Products counted individually, including where several products were evaluated in the same study.
Cosmetics and food supplements 100% manufactured in France with the exception of the nail care and Special Volume products.

²: Total number of Luxéol consumer reviews recorded as of 08/04/2026: 83,760, from all sources combined (luxeol.com and third-party platforms).

³: Excluding subscriptions. See the T&Cs

**: Average rating from our customer reviews on luxeol.com and Google as of 13/05/2026.

Free home delivery from £59

Curly Coily Routine: Intense hydration and enhanced curls*

Curly coily routine: softer, shinier and stronger curly to coily hair.

Curly Coily Routine: Intense hydration and enhanced curls*

Thickening Protocol

The Thickening Protocol thickens your hair by +35% from the very first use*

Proven efficacy

Increases hair thickness by +35%*

A formula approved by testers

A strengthened, dense and radiant hair fibre

A pleasant formula to apply

Shampoo

Leave-in Conditioner

Serum

Thickening Shampoo:

Thickening Leave-In Conditioner:

Thickening Serum:

Which hair type is the Luxéol thickening protocol suited to?

How long does it take to see effects after use?

Does the Luxéol thickening protocol contain silicones?

Is the Luxéol thickening protocol suitable for pregnant and/or breastfeeding women?

Where can I find the product information sheet relating to the environmental qualities and characteristics of the thickening protocol?

Discover also:

Hair diagnostic

Discover your personalised hair routine in just a few clicks!

+80,000 reviews²