Keratin Routine - In&Out Keratin Routine - In&Out

~~85,70 EUR~~ 77,90 EUR -9%

1 routine

Keratin Routine - In&Out

Name: Keratin Routine - In&Out
Brand: Luxéol
SKU: 69666df3234fd
Price: 77.9 EUR
Availability: InStock
Rating: 4.4 (215 reviews)

Keratin Complex

3 months – 90 Capsules

Keratin Shampoo

200 ml

Keratin Mask

200 ml

In: Promotes hair growth and strengthening*
Out: Stronger hair*
More hydrated hair*
Softer hair*

Quantity

SUMMER DEALS⁴
-30% avec le code ETE26 + cadeau dès 69€

SUMMER DEALS⁴
-30% avec le code ETE26
+ cadeau dès 69€

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Your expert A question about this product?

The Keratin In & Out routine brings strength and resilience to your hair*

Discover a complete routine combining an in supplement & out treatments to deeply strengthen and protect your hair:

The Keratin Complex food supplement is formulated with keratin, field horsetail, vitamins, minerals and amino acids that promote hair growth and fortification, while helping to maintain normal hair and nails*.

Formulated with carefully selected ingredients, it helps protect cells against oxidative stress and reduce fatigue, for a fortified and healthy hair fibre.*
Easy to incorporate into your daily routine, 1 capsule per day.

The Keratin cosmetic routine (shampoo and mask) complements the action by bringing resilience to the hair fibre. Enriched with keratin and plant-based keratin, they leave hair stronger, smoother and shinier.*

These treatments protect against external aggressors and breakage, and provide softness and hydration with every use. The creamy lather of the shampoo and the melting texture of the mask transform your routine into a true moment of wellbeing.

This in & out routine works simultaneously from the inside and outside for enhanced efficacy, delivering strong, soft and radiantly healthy hair*.

View justifications(*)

Justifications

*Luxéol Keratin Complex:

Promotes hair growth and fortification thanks to field horsetail.
Helps maintain normal nails thanks to zinc and selenium.
Helps protect cells against oxidative stress thanks to zinc and selenium.
Helps reduce tiredness thanks to vitamin B6.
Acts on hair strength thanks to field horsetail, which promotes hair fortification.
Helps achieve healthy hair thanks to zinc, biotin and selenium, which contribute to the maintenance of normal hair.

Keratin cosmetic routine

User test, 108 people, use of the Keratin routine (shampoo + mask), 28 days of use 2 to 3 times per week. Vegetable keratin: Hydrolysed wheat protein whose amino acid composition is qualitatively similar to that of keratin.

Shampoo without sulphated surfactants

Tested and approved cosmetics

Cosmetics free from silicones and sulphates*

Plant-based, vitamins, minerals, keratin and amino acids

Made in France

ACTIONS

In action: Provides strength, protection and vitality to your hair*

Food supplement based on keratin, horsetail, L-cystine, L-methionine, vitamins and minerals:

Improves hair condition and promotes hair growth and strengthening
Thanks to horsetail

Helps to protect cells against oxidative stress and to maintain normal hair and nails
Thanks to selenium

Helps to protect cells against oxidative stress and to maintain normal hair and nails
Thanks to zinc

Helps to reduce fatigue and supports the normal synthesis of cysteine
Thanks to vitamin B6

Helps to maintain normal hair
Thanks to vitamin B8

Out action: Provides strength, protection and vitality to your hair

CONSUMER RESULTS

Formulas Approved By Testers

A usage test was carried out on 108 people. After 28 days of using the Keratin Routine (shampoo + mask), 2 to 3 times per week, hair is protected, stronger and radiant with health.

Keratin Routine

Vitality, Radiance And Softness

91% of testers found that their hair regained vitality
93% of testers found that their hair is shiny
97% of testers found their hair soft

Strength And Protection

85% of testers found their hair stronger
89% of testers found that their hair is lighter and less prone to breakage
86% of testers found that their hair is protected from external aggressors

Repair And Radiance

89% of testers found that their hair is visibly less damaged
88% of testers found that their hair is smoother and regains its natural radiance
92% of testers found their hair hydrated

Sensoriality

91% of testers found that the routine provides a pure moment of well-being
81% of testers found that the shampoo has a rich, creamy lather
98% of testers found that the mask has a melting texture

INGREDIENTS

Ingrédients IN

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.

Vitamin B6

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

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.

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.

L-Cystine

L-cystine is a sulphur-containing amino acid characteristic of keratin.

L-methionine

L-methionine is an amino acid that makes up keratin.

Hydrolysed keratin

Keratin is a protein that is the main component of hair, as well as nails and body hair.

Ingrédients OUT

Keratin extract

Keratin is a protein and the main component of hair. It is made up of chains of amino acids linked together in fibre form. Keratin extract (hydrolysed keratin) helps to improve the appearance and feel of hair, thereby contributing to a soft result on the hair.

Hydrolysed wheat protein

Hydrolysed wheat protein, also referred to as vegetable keratin due to its amino acid-rich structure, which is qualitatively similar to that of animal keratin. This protein is used for its conditioning and moisturising properties for hair.

Ingredients list

Keratin Shampoo

Aqua, Cocamidopropyl Betaine, Sodium Lauroyl Methyl Isethionate, Glycerin, Sodium Methyl Cocoyl Taurate, Coco-Glucoside, Sodium Chloride, Hydrolyzed Keratin, Hydrolyzed Wheat Protein, Betaine, Parfum, Citric Acid, Trisodium Ethylenediamine Disuccinate, Sodium Benzoate, Potassium Sorbate.

Keratin Mask

Aqua, Brassica Alcohol, Brassicamidopropyl Dimethylamine, Glycerin, Cocos Nucifera Oil, Hydrogenated Ethylhexyl Olivate, Hydrolyzed Keratin, Hydrolyzed Wheat Protein, Ricinus Communis Seed Oil, Hydrogenated Olive Oil Unsaponifiables, Parfum, Lactic Acid, Sodium Benzoate, Potassium Sorbate.

Keratin Complex

Hydrolysed keratin, aerial parts powder of field horsetail (Equisetum arvense) ; hydroxypropylmethylcellulose (capsule shell of plant origin) ; zinc citrate ; L-methionine ; L-cystine ; pyridoxine hydrochloride (vitamin B6) ; anti-caking agent: magnesium salts of fatty acids ; D-biotin (vitamin B8) ; sodium selenite. Plants: Field horsetail: origin Europe.

Nutritional information

**AR : Apports de référence

	Amount per 1 capsule	% RI**
Hydrolysed keratin	200 mg	https://luxeol.com/en
Aerial parts powder of field horsetail	50 mg	https://luxeol.com/en
L-methionine	20 mg	https://luxeol.com/en
L-cystine	20 mg	https://luxeol.com/en
Zinc	7.5 mg	75%
Vitamin B6	4 mg	286%
Biotin (Vitamin B8)	50 μg	100%
Selenium	8.25 μg	15%

USAGE INSTRUCTIONS

Keratin Shampoo:
Apply 2 to 3 times per week to wet hair, massage to lather.
Leave on for 3 minutes before rinsing thoroughly.
Limit water usage by turning off the tap between each rinse.

Mask:
2 to 3 times per week, apply after shampooing to rinsed and towel-dried hair.
Distribute through the lengths, focusing on the ends. Leave on for 5 minutes before rinsing thoroughly.
Limit water usage by turning off the tap between each rinse.

Food supplement:
We recommend following the programme for 3 months. Indeed, this will allow action on all stages of the hair cycle.
If you do not wish to swallow capsules, you can open the capsule and dissolve its contents in a yoghurt or compote

Precautions of use

Shampoo:
Avoid contact with eyes. If contact with eyes occurs, rinse thoroughly with clean water.

Mask:
Avoid contact with eyes. If contact with eyes occurs, rinse thoroughly with clean water. Store away from heat.
Limit water use by turning off the tap between each rinse.

Food supplement:
Not recommended for children and adolescents.
Not recommended for pregnant or breastfeeding women; consult a healthcare professional.
Not recommended in cases of cardiac or renal oedematous insufficiency.

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 away from moisture, heat and light.

Net weight: 37.5g (3-month supply)

FAQ

What does the keratin In & Out routine consist of?

The keratin routine consists of a shampoo and a mask formulated with hydrolysed keratin and hydrolysed wheat protein to strengthen and nourish the hair fibre, as well as the Complexe Kératine dietary supplement

Is the keratin In & Out routine made in France?

Yes, all products in the keratin In&Out routine are made in France.

Can I find the keratin In and Out routine in a pharmacy?

Yes, the keratin In&Out routine is available in pharmacies and parapharmacies.

Can the keratin complex be combined with other products from the Luxéol range?

Luxéol Complexe Kératine can be taken with all other Luxéol products except Luxéol Gummies Force et Croissance, Luxéol Zinc 15, Luxéol Post-grossesse and the thickening dietary supplement.

What is the recommended break time between two 3-month programmes?

It is advisable to avoid prolonged use of dietary supplements. We recommend taking a break of at least 1 month between two 3-month programmes.

Where can I find the product sheets relating to the environmental qualities and characteristics of the keratin routine?

The product sheets for the cosmetics can be found here, and those of the dietary supplement 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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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 labels 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 products. Sulphate surfactant-free.

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

⁴: SUMMER DEAL: Summer promotion. 1 thickening serum free from €69 of purchases in the basket, before the use of any promotional code.

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

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