Thickening Routine - FINE, DRY HAIR - In&Out Thickening Routine - FINE, ...

~~126,50 EUR~~ 115,10 EUR -9%

1 routine

Thickening Routine - FINE, DRY HAIR - In&Out

Name: Thickening Routine - FINE, DRY HAIR - In&Out
Brand: Luxeol
SKU: 69666df2bc6aa
Price: 115.1 EUR
Availability: InStock
Rating: 4.4 (952 reviews)

Thickening Food Supplement

3 months – 90 Capsules

Thickening Shampoo

200 ml

Thickening Mask

200 ml

Thickening Mousse

150 ml

In: Thicker, fuller hair and more hair mass*
No effect on body hair*
Out: +38% thickness from the 1st use*
Shinier, nourished and hydrated hair*

Quantity

1 routine

-9%

~~126,50 EUR~~ 115,10 EUR

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Your complete routine with:

Favourite Thickening Routine - In&Out

Discover an In & Out routine that combines a food supplement and cosmetic treatments to restore thickness, strength and radiance to fine hair.*

-9%

~~136,50 EUR~~ 124,20 EUR

Thickening Routine - FINE, COLOUR-TREATED HAIR - In&Out

Specially designed for bleached and weakened hair, this In & Out routine delivers +38% thickness, strength and shine to the hair.*

-9%

~~149,40 EUR~~ 135,90 EUR

Your expert AI

A question about this product?

Discover a routine combining an in supplement & out treatments to restore thickness and softness to fine hair.*

The In&Out Fine, Dry Hair Thickening Routine has been designed to support dry hair, which is often coarse, dull and fragile along the lengths, while providing substance and a softer feel.

The Thickening Dietary Supplement works from the inside for thicker hair and increased hair mass.*
Tested and approved by 107 people, with 98% overall product satisfaction.*
Its formula promotes hair strengthening and helps maintain normal hair.*
3-month programme — 1 capsule per day.

The Thickening Cosmetic Protocol designed for fine and dry hair increases its thickness by +38% from the very first use*, while hydrating and nourishing it. With repeated use, hair is stronger, hydrated and visibly thicker.
The shampoo with its light, pleasant lather detangles and brings softness to hair without weighing it down.
The mask intensely nourishes, detangles and leaves hair supple, soft and silky.
The foam reduces frizz and adds shine and lightness, for thicker hair without stiffness

View justifications(*)

Justifications

Food supplement: Luxéol Thickening
*Usage test, conducted in 2025 by an independent laboratory on 107 people over 3 months, taking one capsule per day.

Cosmetics: Luxéol Thickening Protocol
*Ex vivo test, 25 hair strands, 38% after immediate use of the Thickening Protocol (shampoo + mask + mousse).
Free from sulphated surfactants.

Thickening Cosmetic Protocol.

A user test was carried out on 57 subjects. After 28 days of use, 2 to 3 times a week, of the thickening protocol (shampoo + mask + foam), testers found their hair thicker, hydrated and healthier.

Food supplement: Luxéol Thickening

*Thicker hair
Fuller
More hair mass
No effect on body hair

Tested and approved in a user test, conducted in 2025 by an independent laboratory on 107 people for 3 months, at 1 capsule per day, % satisfaction:

95% find their hair thicker
96% find their hair fuller
90% notice an increase in hair mass
95% confirm no effect on body hair
98% are satisfied with the product

*Promotes hair strengthening:

Thanks to nettle and horsetail which help strengthen hair.

*Contributes to the maintenance of normal hair:

Thanks to biotin, zinc and selenium which contribute to the maintenance of normal hair.

Cosmetics with proven efficacy

Cosmetics free from silicones and sulphates*

Capsule of plant origin

Made in France

ACTIONS

In Actions: Thickening Dietary Supplement

Food supplement based on Field Horsetail, Nettle, Collagen Peptides, methylsulfonylmethane (MSM), amino acids, vitamins and minerals.

Contributes to the maintenance of normal hair.
Thanks to Vitamin B8

Promotes hair strengthening.
Thanks to Nettle

Promotes hair fortification, strengthening and growth.
Thanks to Field Horsetail

Contributes to the maintenance of normal hair.
Thanks to Selenium

Contributes to the normal synthesis of cysteine.
Thanks to Vitamin B6

Contributes to the maintenance of normal hair.
Thanks to Zinc

Out Actions: The thickening protocol increases hair thickness by +38%*

An immediate effect*
The Thickening Protocol consists of a shampoo, mask and a mousse. This protocol was the subject of a study ex vivo, i.e. on hair strands that were initially collected, which made it possible to measure the increase in hair thickness: +38% from the very first use.

CONSUMER RESULTS

A formula approved by testers

A user test was carried out on 57 subjects. After 28 days of using the Thickening Routine (Shampoo + Mask + Mousse) 2 to 3 times a week, testers found their hair thicker, hydrated and healthier.

Routine: Nourished, hydrated and strengthened hair

96 % find that their hair is nourished
91 % find that their hair is hydrated
89 % find that their hair is stronger
86 % find that their hair is healthier

Shampoo

Gently cleanses while delicately fragrancing hair

86 % find that the product makes detangling and styling easier
86 % find that the texture is smooth and pleasant
82 % find that the foam is light and pleasant
81 % find that their hair is softer
81 % recommend the product

Mask

Instantly detangles and softens the hair fibre

98 % find that their hair is instantly detangled
96 % find that the texture is creamy
96 % find their hair instantly softer
89 % find that their hair is shinier
89 % recommend the product
84 % find their hair suppler and lighter

Mousse

Thickens without stiffening

95 % find the texture of the foam light, dense and pleasant
79 % find that their hair is easy to detangle
79 % find that the foam leaves no stiff effect
79 % find that their hair is better hydrated

Thickening Dietary Supplement

A user test was carried out on 107 testers. After 3 months of using the Thickening Dietary Supplement, at a dose of one capsule per day, testers found their hair thicker, more beautiful, fuller, silkier and with increased hair density.

Thicker hair

95 % find their hair thicker
96 % find their hair fuller
90 % note an increase in hair density

More beautiful, silky hair

97 % find their hair more beautiful
94 % find their hair silkier
95 % confirm no effect on body hair

Information on visuals and before/after(*)

Information on visuals and before/after

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

INGREDIENTS

Ingrédients IN

Nettle

Urtica dioica
Nettle, from the Urticaceae family, promotes hair strengthening. The leaves are particularly known for their content of mineral salts and more specifically silica.

Vitamin B8

D-biotin
An essential water-soluble vitamin contributing to the normal metabolism of macronutrients and to the maintenance of normal hair.

Field Horsetail

Equisetum arvense L.
A common annual plant found in temperate regions, growing on moist soils. Its horsetail shape is characteristic.

Selenium

Selenium is an important trace element for human body metabolism. It is known to contribute to the protection of cells against oxidative stress and to the maintenance of normal hair and nails.

Vitamin B6

Vitamin B6 is an essential water-soluble vitamin contributing to the normal synthesis of cysteine and to regulating hormonal activity.

Zinc

Zinc is an important trace element for human body metabolism. It is known to contribute to the protection of cells against oxidative stress and to the maintenance of normal hair and nails.

Ingrédients OUT

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.

Thickening Mask

Aqua, Stearyl Alcohol, Cetyl Alcohol, Prunus Amygdalus Dulcis Oil, Glycerin, Brassicamidopropyl Dimethylamine, Sodium Hyaluronate, Palmaria Palmata Extract, Hydrolyzed Rice Protein, Arginine, Butyrospermum Parkii Butter, Cocos Nucifera Oil, Hydrolyzed Sweet Almond Protein, Parfum, Lactic Acid, Pentylene Glycol, Levulinic Acid, Glyceryl Caprylate, Sodium Benzoate, Potassium Sorbate.

Thickening Mousse

Aqua, Glycerin, Propylene Glycol, Xylitol, Polyquaternium-22, Palmaria Palmata Extract, Hydrolyzed Rice Protein, Arginine, Caprylyl/Capryl Glucoside, Parfum, Glyceryl Caprylate, Pentylene Glycol, Polydextrose, Levulinic Acid, Potassium Sorbate, Sodium Benzoate.

Thickening Food Supplement

Hydroxypropyl methylcellulose (plant-based capsule shell) ; horsetail aerial parts powder (Equisetum arvense) ; nettle leaf extract (Urtica dioica) ; methylsulfonylmethane ; marine collagen peptides (FISH, MOLLUSCS AND CRUSTACEANS) ; zinc citrate ; L-cysteine hydrochloride ; L-ascorbic acid (vitamin C) ; L-methionine ; L-serine ; anti-caking agent: magnesium salts of fatty acids ; pyridoxine hydrochloride (vitamin B6) ; D-biotin (vitamin B8) ; sodium selenite.
Plants: European origin.

Nutritional information

**RI: Reference Intakes

	Amount per 1 capsule	% RI**
Horsetail aerial parts powder	75 mg	-
Nettle leaf extract	75 mg	-
Marine collagen peptides	50 mg	-
Methylsulfonylmethane (MSM)	50 mg	-
L-cysteine	25 mg	-
L-methionine	25 mg	-
L-serine	25 mg	-
Vitamin C	24 mg	30%
Zinc	9.7 mg	97%
Vitamin B6	5.6 mg	400%
Biotin (vitamin B8)	500 µg	1000%
Selenium	67 µg	121%

USAGE INSTRUCTIONS

Thickening shampoo:

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

Thickening mask:

Apply 2 to 3 times a week after the Thickening Shampoo. Distribute over the lengths and ends, leave on for 5 minutes, then rinse. Finish by applying the Thickening Foam.

Thickening foam:

Do not shake the bottle.

Apply 2 to 3 times a week after the shampoo and thickening mask.

On wet, towel-dried hair, apply from lengths to ends. Do not rinse.

Thickening dietary supplement

1 capsule per day to be swallowed with a large glass of water for 90 days.

Precautions of use

Cosmetic products:

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

Thickening Dietary Supplement:

For adults only.
Not recommended in cases of oedematous cardiac or renal failure.
Not recommended for pregnant or breastfeeding women.
Food supplements should be used as part of a healthy lifestyle and should not be used as substitutes for a varied and balanced diet.
Keep out of reach of young children.
Do not exceed the recommended daily dose.
Store in a cool, dry place away from light.
CANNOT BE COMBINED WITH: LUXÉOL HAIR STRENGTH & GROWTH GUMMIES, LUXÉOL COMPLEXE KÉRATINE, LUXÉOL ZINC 15, AND LUXÉOL POST-PREGNANCY DIETARY SUPPLEMENT.

Net weight

Food supplement: 43.6 g (3-month box)

FAQ

Which hair type is the Thickening Routine Fine, Dry Hair - In&Out suitable for?

The Thickening Routine Fine, Dry Hair - In&Out was designed for fine and dry hair.

How long does it take to see effects after using the Thickening Routine Fine, Dry Hair - In&Out?

For the cosmetic protocol, our study ex vivo demonstrated an increase in hair thickness from the 1st use.
For the Thickening Dietary Supplement: 95% of users declared themselves satisfied after 1 month of use and 98% after 3 months of use.*

Is the Thickening Routine Fine, Dry Hair - In&Out suitable for pregnant and/or breastfeeding women?

Yes, Luxéol thickening cosmetic protocol is suitable for pregnant and breastfeeding women.
The Thickening Dietary Supplement is not recommended for pregnant or breastfeeding women.

Where can I find the product sheet on environmental qualities and characteristics?

The product sheet on environmental qualities and characteristics for cosmetics can be found here,
those for the supplements can be found here.

100% MADE IN FRANCE¹

CLINICAL RESULTS

HAIR EXPERT

+150 PRODUCT TESTS¹

CSR COMMITTED LABEL
(AFNOR)

SATISFIED OR
REFUNDED³

+27 BEAUTY AWARDS

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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 primarily for hair and skin. Individual results may vary.

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

¹: +150 product tests: Total number of products tested by Luxéol (clinical studies, usage tests and ex vivo tests) across all products developed as of 18/06/2026.
+ 100 consumer tests as of 18/06/2026. Products counted individually, including when several products were evaluated in the same study.
Cosmetics and food supplements 100% made in France with the exception of the nail care and special volume. No sulphated surfactants.

²: Total number of Luxéol consumer reviews recorded as of 08/04/2026: 83760, from all sources combined (luxeol.com and third-party platforms).

³: Excluding subscriptions. See T&Cs

⁴: SUMMER DEAL: Summer promotion. 1 thickening serum free from €50 of purchases.

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

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