REPAIR & PROTECT
Strengthens the hair fibre, helps reduce breakage and protects hair from everyday damage.
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Available from your beauty professional: Find your point of sale
Results from the first month of supplementation

✓ Hair less weakened by everyday stressors
✓ Hair fibre better supported against heat, colouring and straightening
✓ Improvement in hair fibre integrity
✓ Hair more resistant to daily stressors
✓ Better hair strength
✓ Stronger hair, less sensitive to repeated stressors
✓ Better protected and more resistant hair fibre
✓ Softer, higher-quality hair
Scientifically proven active ingredients that make the difference
*Clinical study conducted on 21 people over 8 weeks. — View the study
Active ingredients supported by clinical studies
A complete formula to strengthen and protect the hair fibre
Our formula combines complementary active ingredients that help strengthen the hair structure, support its resistance and protect it from everyday stressors.
KeraGen-IV®
PatentedA patented active ingredient derived from sheep’s wool, KeraGen-IV® helps strengthen the structure of the hair fibre and improve its resistance. It works from within to support weakened hair and preserve its quality day after day.
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Vitamin E
ProtectionA powerful antioxidant, vitamin E helps protect cells against oxidative stress and helps preserve hair quality against everyday stressors.
Selenium
Hair vitalitySelenium contributes to the maintenance of normal hair and helps protect it against oxidative stress, helping to preserve its vitality and quality.
NAC
Antioxidant protectionNAC helps support the body’s antioxidant defences and protect cells against oxidative stress. It therefore helps support hair exposed to external stressors.
L-Cystine
Strength & structureAn amino acid naturally present in keratin, L-Cystine contributes to the structure of the hair and helps maintain a stronger, more resistant hair fibre.
KeraGen-IV®
PatentedA patented active ingredient derived from sheep’s wool, KeraGen-IV® helps strengthen the structure of the hair fibre and improve its resistance. It works from within to support weakened hair and preserve its quality day after day.
Learn more ›
Vitamin E
ProtectionA powerful antioxidant, vitamin E helps protect cells against oxidative stress and helps preserve hair quality against everyday stressors.
Selenium
Hair vitalitySelenium contributes to the maintenance of normal hair and helps protect it against oxidative stress, helping to preserve its vitality and quality.
NAC
Antioxidant protectionNAC helps support the body’s antioxidant defences and protect cells against oxidative stress. It therefore helps support hair exposed to external stressors.
L-Cystine
Strength & structureAn amino acid naturally present in keratin, L-Cystine contributes to the structure of the hair and helps maintain a stronger, more resistant hair fibre.

Protect the hair fibre and strengthen hair against external stressors
Heat, straightening, colouring and bleaching regularly put stress on the hair fibre. Over time, hair can become drier, more fragile and lose its resistance, suppleness and overall quality.
Beyond treatments applied to the surface, hair strength is also built from within. Providing the right active ingredients helps support its structure and better protect it against repeated stressors.
Repair & Protect combines KeraGen-IV®, NAC, L-Cystine, vitamin E and selenium in a formula designed to provide comprehensive support. This synergy helps strengthen the hair fibre, improve its resistance and protect it against thermal, chemical and external stressors, while preserving hair suppleness, shine and overall quality.
Because stressed hair needs more than just external care, Repair & Protect supports your routine from within for stronger, more resistant and better-protected hair.

For 1 capsule:
KeraGen-IV®: 200 mg
N-acetylcysteine (NAC): 100 mg
L-Cystine: 60 mg
Natural vitamin E: 10 mg, providing 83% NRV
Selenium: 30 µg, providing 54% NRV
Ingredients:
KeraGen-IV® keratin, N-acetylcysteine (NAC), capsule shell: pullulan, L-Cystine, D-alpha-tocopheryl acid succinate (natural vitamin E), anti-caking agent: acacia fibre, rice bran powder, sodium selenite.
✓ Patented KeraGen-IV® active ingredient
✓ Helps strengthen and protect the hair fibre
✓ Supports hair resistance against external stressors
✓ 1 capsule per day, up to 2 for very damaged hair
Take 1 capsule per day with a large glass of water. For particularly damaged or heavily stressed hair, you can take up to 2 capsules per day.
For optimal results, we recommend a course of at least 3 months, corresponding to a full hair cycle. It can be taken continuously without interruption.
Over the course of supplementation, Repair & Protect helps strengthen the hair fibre, improve its resistance and better protect it against everyday stressors.
After 60 days:
✓ Stronger hair fibre
✓ Hair more resistant to everyday stressors
✓ Better protection against thermal and chemical damage
✓ Stronger, healthier-looking hair
✔ Your hair is regularly exposed to heat, straightening or heated styling tools
✔ You colour, bleach or chemically treat your hair
✔ Your hair feels dry, fragile or sensitised
✔ You notice more breakage or split ends
✔ You want to protect your hair from external stressors
Frequently asked questions
Yes. Repair & Protect helps strengthen the hair fibre and improve its resistance. After 60 days, a +8% improvement in the structural integrity of the hair fibre was observed, along with -43.1% fewer detached hairs in the pull test, helping hair better withstand everyday stressors.
From the first month, hair is stronger, more resistant and less weakened by everyday stressors. Over the course of the treatment, the hair fibre improves in quality and resistance. To fully benefit from Repair & Protect, we recommend a course of at least 3 months.
Yes, Repair & Protect is also suitable for men who want to strengthen and protect their hair.
Repair & Protect is formulated to fit easily into your daily routine. However, if you are pregnant, breastfeeding, undergoing medical treatment, or have any doubts about whether the product is suitable for your personal situation, we recommend seeking advice from a healthcare professional before use.
Do not exceed the recommended daily dose. Food supplements should not be used as a substitute for a varied, balanced diet and a healthy lifestyle.
Yes. Repair & Protect, Anti-Hair Loss and Hair Growth Accelerator have complementary actions and can be combined as part of the same hair care routine.
Repair & Protect helps strengthen and protect the hair fibre against everyday stressors, while Anti-Hair Loss targets hair loss and helps support hair anchoring, and Hair Growth Accelerator supports the growth of stronger, longer hair.
Combining them provides comprehensive support for protection, resistance, hair loss and growth, helping to promote stronger, healthier-looking hair.
For optimal support, we recommend a course of at least 3 months.








