Kérastase Premiere Damage Repair Discovery Shampoo Starter Duo
Kérastase Premiere Damage Repair Discovery Shampoo Starter Duo
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Description
Description
This duo is your key to healthy, beautiful hair. These two products work better together and will be your hair repair hero.
Water is good for you. But not so great for your hair. The calcium in your shower water can lead to persistent hair damage leaving it rigid, dull & brittle. This powerful system removes calcium build up that causes damage and restores up to restores up to 99% of hair’s original strength*. It repairs persistent damage, reversing stiffness and dullness for more shine**. It reinforces weak hair bonds and reconnects broken links between keratin chains*.
Première Decalcifying Damage Repair Pre-Shampoo Treatment 45ml
A pre-shampoo treatment that removes calcium and repairs damaged hair, especially from hard water. Its transparent gel formula, concentrated with pure acids, decalcifies and restores hair from within, leaving it stronger, shinier, and healthier.
Première Decalcifying Damage Repair Shampoo 80ml
A sulfate-free shampoo that decalcifies and repairs over-processed or damaged hair. Its creamy, white formula transforms into a luxurious foam, removing calcium buildup and restoring keratin links, leaving hair smooth, shiny, and revitalized.
Kérastase Première is the first collection to free damaged hair from calcium buildup. Discover its potent ingredients, designed to restore strength and shine to the hair through a luxurious layering technique.
*with continuous use of the full system
**vs. unwashed hair
****vs. non conditioning shampoo

Dr. Groot - Trending Across Social Media
Dr. Groot Shampoo & Hair Care
Dr. Groot delivers expert, science-led solutions for hair loss and scalp wellness, powered by LG H&H’s innovation and know-how — refined through more than 70 years of health and beauty research.
Real Results, Genuine Reviews
Excellent
/ 5
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Noticeable Thickness and Shine
After just a few washes, my hair feels noticeably thicker and healthier. It doesn’t feel heavy at all, and the shine is amazing. I’ve tried many products before, but this one really stands out.
Emily Parker
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My Hair Feels Healthier Than Ever
I was honestly surprised by how soft and strong my hair feels now. There’s less shedding in the shower, and my scalp feels balanced and refreshed. Definitely adding this to my routine.
Daniel Hughes
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Perfect for Daily Use
This fits perfectly into my daily haircare routine. It rinses easily, doesn’t leave residue, and my hair looks fuller and more alive. I’ve already reordered.
Sophie Reynolds
Frequently Asked Questions
Everything you need to know about Dr. Groot and our products.
Dr. Groot's Scalp Revitalising Solution uses Biotin, Rosemary Oil, and Centella Asiatica in a clinically tested formula. In a two-week clinical study with 24 participants, the routine reduced hair loss from breakage by up to 82.2% when used consistently as a system.
Most customers notice improvements within 2 weeks of daily use. Clinical data from our Scalp Revitalising Solution shows measurable results — less hair fall, improved density, and a healthier scalp — after 14 days of consistent use.
Yes. The Dr. Groot range is formulated to work across all hair types and textures — straight, wavy, curly, and coily. The formulas are dermatologist-tested and free from harsh sulfates, making them safe for color-treated hair as well.
Orders are typically dispatched within 1–2 business days. Standard delivery takes 5–10 business days depending on your location. Express options are available at checkout. You can track your order in real time on our Track Your Order page.
We offer a 30-day satisfaction guarantee. If you are not happy with your purchase for any reason, contact our team and we will arrange a full refund or exchange with no hassle.
Absolutely — the products are designed as a system. Pairing the Thickening Shampoo, Conditioner, and Scalp Treatment together produces the strongest clinical results. Our Sets collection bundles the most effective combinations at a discounted price.