{"product_id":"kerastase-chronologiste-overnight-youth-serum-90ml-leave-in-night-serum-with-hyaluronic-acid-pro-xylane-for-hydration-and-shin","title":"KÉRASTASE Chronologiste Overnight Youth Serum 90ml — leave-in night serum with Hyaluronic Acid \u0026 Pro‑Xylane for hydration and shin","description":"\u003cp\u003e\u003cstrong\u003eKÉRASTASE Chronologiste Overnight Youth Serum is a leave-in night treatment that hydrates, reduces frizz and restores shine while you sleep.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis lightweight overnight serum combines Pro‑Xylane™, Hyaluronic Acid, Abyssine and Ochrophyta Algae to target visible signs of aging hair: dryness, loss of radiance and weakened fiber. Designed to be applied to dry or damp hair and left in overnight, the formula works without rinsing so you wake up with softer, sleeker-looking hair and improved manageability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this serum work while I sleep?\u003c\/h3\u003e\n\n\u003cp\u003eThe Chronologiste Overnight Youth Serum delivers moisture and active repairing molecules in a leave-in texture so ingredients can act continuously overnight. Its small-molecule humectants keep the hair surface hydrated while reparative ingredients support fiber resilience and surface smoothness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDeep-hydrating hyaluronic acid helps retain moisture along the hair shaft.\u003c\/li\u003e\n  \u003cli\u003ePro‑Xylane™ targets structure to improve strength and bounce.\u003c\/li\u003e\n  \u003cli\u003eAbyssine calms and protects the scalp environment for overnight recovery.\u003c\/li\u003e\n  \u003cli\u003eOchrophyta Algae smooths surface fibers to reduce frizz and increase shine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will I see results and what can I expect after one use?\u003c\/h3\u003e\n\n\u003cp\u003eVisible improvements are reported after a single application: the formula reduces frizz, boosts surface shine and supports stronger-feeling hair from the first night. Results accumulate with continued use, improving manageability and overall appearance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUp to 66% less visible frizz after one application (brand testing).* \u003c\/li\u003e\n  \u003cli\u003eNoticeably more shine—brand data cites a 32% increase in surface gloss.*\u003c\/li\u003e\n  \u003cli\u003eStrength improvement reported in trials—brand data indicates up to 92% stronger hair.*\u003c\/li\u003e\n  \u003cli\u003eLightweight finish that won’t weigh hair down by morning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use the Chronologiste Overnight Youth Serum for best results?\u003c\/h3\u003e\n\n\u003cp\u003eApply a small, even amount to lengths and ends of dry or towel-dried hair before bed; there's no need to rinse. For thicker or longer hair, distribute in sections and avoid the roots if you prefer non-greasy volume.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a pea-to-dime sized amount depending on hair length and texture.\u003c\/li\u003e\n  \u003cli\u003eApply primarily to mid-lengths and ends to target dryness and breakage.\u003c\/li\u003e\n  \u003cli\u003eComb or finger-comb through to ensure even coverage before sleeping.\u003c\/li\u003e\n  \u003cli\u003eCan be used nightly or as a restorative overnight boost when hair feels fragile.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this serum suit my hair type and styling routine?\u003c\/h3\u003e\n\n\u003cp\u003eThe formula is built for aging, dry or chemically treated hair in need of hydration, shine and strengthened fiber. Its lightweight, leave-in nature integrates easily into most routines and complements daytime styling products without heavy buildup.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for dry, brittle or chemically processed hair seeking overnight repair.\u003c\/li\u003e\n  \u003cli\u003eLight enough for fine hair when used sparingly on lengths and ends.\u003c\/li\u003e\n  \u003cli\u003eWorks well with color-treated hair to restore radiance and reduce frizz.\u003c\/li\u003e\n  \u003cli\u003ePairs with daytime serums, oils or thermal protectors for styling needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: KÉRASTASE Chronologiste Overnight Youth Serum is aimed at anyone noticing loss of shine, increased frizz or weakened hair fiber—especially mature, dry or color-treated hair types. If you want a hassle-free, leave-in night treatment that supports hydration, surface smoothness and a more resilient feel by morning, this serum is formulated to fit into your nighttime routine.\u003c\/p\u003e\n\n\u003cp style=\"font-size:small;\"\u003e*Percentages cited are from brand consumer testing and internal instrument measures; individual results may vary.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eAQUA \/ WATER \/ EAU • DIMETHICONE • GLYCERIN • ISOPROPYL MYRISTATE • PHENOXYETHANOL • POLYACRYLAMIDE • C13-14 ISOALKANE • LAURETH-7 • BENZYL SALICYLATE • HEXYL CINNAMAL • BENZYL ALCOHOL • LINALOOL • TETRAMETHYL ACETYLOCTAHYDRONAPHTHALENES • CARVONE • CITRUS AURANTIUM PEEL OIL • LIMONENE • POGOSTEMON CABLIN OIL • CITRONELLOL • LINALYL ACETATE • GERANIOL • HYDROXYCITRONELLAL • MACROCYSTIS PYRIFERA EXTRACT \/ KELP EXTRACT • HYDROXYPROPYL TETRAHYDROPYRANTRIOL • BENZALDEHYDE • GERANYL ACETATE • COUMARIN • CITRIC ACID • TRIMETHYLBENZENEPROPANOL • ROSE KETONES • PROPYLENE GLYCOL • BETA-CARYOPHYLLENE • POTASSIUM SORBATE • SODIUM BENZOATE • PARFUM \/ FRAGRANCE\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I leave the Chronologiste serum in overnight?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It's a leave-in overnight serum designed to be applied before bed and not rinsed out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this serum safe for color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The formula is suitable for color-treated hair and helps restore shine and manageability.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KÉRASTASE","offers":[{"title":"Default Title","offer_id":49624063967370,"sku":"B0GJDXD9S2","price":173.28,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/4825\/6394\/files\/kerastase-chronologiste-front-packaging.jpg?v=1782884180","url":"https:\/\/auviraskincare.com\/products\/kerastase-chronologiste-overnight-youth-serum-90ml-leave-in-night-serum-with-hyaluronic-acid-pro-xylane-for-hydration-and-shin","provider":"Auvira Beauty","version":"1.0","type":"link"}