{"product_id":"kerastase-resistance-serum-extentioniste","title":"Kérastase Resistance Extentioniste Hair Serum","description":"\u003ch2\u003eAbout Kérastase Sérum Extentioniste\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKérastase Résistance Sérum Extentioniste\u003c\/strong\u003e is a \u003cstrong\u003eprofessional leave-in scalp and hair serum\u003c\/strong\u003e designed to strengthen the hair fiber from the roots and help reduce hair breakage. Its lightweight, non-greasy texture cares for the scalp without weighing it down, supporting stronger, more resilient lengths.\u003c\/p\u003e\n\u003cp\u003eEnriched with \u003cstrong\u003eCeramides\u003c\/strong\u003e, this serum helps reinforce the hair fiber, improve hair structure and support a healthy scalp environment. With regular use, it helps minimize breakage and supports the hair’s ability to maintain healthy-looking length.\u003c\/p\u003e\n\u003ch2\u003eBenefits of Kérastase Sérum Extentioniste\u003c\/h2\u003e\n\u003cp\u003e- Strengthens the hair fiber from roots to lengths.\u003cbr\u003e- Supports a balanced and well-cared-for scalp.\u003cbr\u003e- Helps visibly reduce hair breakage.\u003cbr\u003e- Improves hair strength and elasticity.\u003cbr\u003e- Lightweight leave-in formula that does not weigh hair down.\u003cbr\u003e- Ideal for weakened, breakage-prone or length-stressed hair.\u003c\/p\u003e\n\u003ch2\u003eHow to Use Kérastase Sérum Extentioniste\u003c\/h2\u003e\n\u003cp\u003eApply the serum to dry or towel-dried hair. Depending on hair length and density, apply \u003cstrong\u003e2–4 pipettes\u003c\/strong\u003e directly to the scalp and through the lengths, then gently massage. Do not rinse.\u003c\/p\u003e\n\u003cp\u003eStyle as desired. For best results, use regularly.\u003c\/p\u003e\n\u003ch2\u003eC-TOTAL Tips\u003c\/h2\u003e\n\u003cp\u003eFor optimal results, use the serum in combination with other products from the \u003cstrong\u003eKérastase Résistance Extentioniste\u003c\/strong\u003e range. A gentle scalp massage during application helps ensure even distribution and enhances the overall care experience. Ideal as a regular or daily treatment to support stronger, healthier lengths.\u003c\/p\u003e\n\u003ch2\u003eIngredients\u003c\/h2\u003e\n\u003cp\u003eAqua \/ Water, Polyquaternium-37, Paraffinum Liquidum \/ Mineral Oil, Amodimethicone, Polysorbate 20, Quaternium-87, Stearyl Alcohol, Menthoxypropanediol, Behentrimonium Chloride, Safflower Glucoside, Maltodextrin, Propylene Glycol, Candelilla Cera \/ Candelilla Wax, PPG-1 Trideceth-6, Propanediol, Chlorhexidine Digluconate, Isopropyl Alcohol, Trideceth-6, Acrylates Copolymer, Sorbitan Oleate, Polyquaternium-11, Rosa Extract, 2-Oleamido-1,3-Octadecanediol, Cetrimonium Chloride, Camellia Sinensis Leaf Extract, Xanthan Gum, Tocopherol, BHT, Sodium Citrate, Parfum \/ Fragrance.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this serum suitable for all hair types?\u003c\/strong\u003e\u003cbr\u003eYes, the serum is suitable for all hair types, especially weakened and breakage-prone hair.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should the serum be used?\u003c\/strong\u003e\u003cbr\u003eFor best results, the serum can be used regularly, several times per week.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it weigh the hair down?\u003c\/strong\u003e\u003cbr\u003eNo, the lightweight leave-in formula does not weigh the hair down.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the product need to be rinsed out?\u003c\/strong\u003e\u003cbr\u003eNo, this is a leave-in product.\u003c\/p\u003e","brand":"Kérastase","offers":[{"title":"50 ml","offer_id":50907077083419,"sku":"CT-16534","price":40.5,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/8404\/4827\/files\/Design-sans-titre-36.png?v=1755739469","url":"https:\/\/c-total.myshopify.com\/en\/products\/kerastase-resistance-serum-extentioniste","provider":"C-TOTAL","version":"1.0","type":"link"}