{"product_id":"kerastase-chronologiste-overnight-youth-serum-travel-1-01-fl-oz-leave-in-overnight-anti-frizz-shine-boosting","title":"KÉRASTASE Chronologiste Overnight Youth Serum Travel 1.01 fl oz — Leave‑In Overnight Anti‑Frizz, Shine‑Boosting","description":"\u003cp\u003e\u003cstrong\u003eKÉRASTASE Chronologiste Overnight Youth Serum is a leave-in, overnight age-corrective treatment that reduces frizz, boosts shine, and helps strengthen hair weakened by aging.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis travel-size 1.01 fl oz serum is formulated to work while you sleep, combining Pro-Xylane™ and Ochrophyta algae to target common signs of aging in hair. Its lightweight texture absorbs without rinsing, delivering hydration and a refined fragrance profile so you wake to smoother, more manageable strands. Ideal for short trips or trial use, it brings salon-grade actives in a compact format.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the serum improve hair texture overnight?\u003c\/h3\u003e\n\u003cp\u003eThe formula penetrates the hair fiber and the surface to hydrate and control flyaways as you rest, leaving hair feeling softer and looking sleeker by morning. Results are achieved through humectant action and smoothing agents that work continuously without needing rinsing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePro-Xylane™ helps support fiber resilience and surface softness.\u003c\/li\u003e\n  \u003cli\u003eOchrophyta algae contributes nourishing mineral and polysaccharide support.\u003c\/li\u003e\n  \u003cli\u003eLightweight emollients smooth cuticle irregularities for instant slip.\u003c\/li\u003e\n  \u003cli\u003eNo-rinse application keeps active ingredients in contact overnight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it reduce frizz and increase shine on different hair types?\u003c\/h3\u003e\n\u003cp\u003eYes—this serum is designed to tame frizz and enhance radiance across a range of textures, from fine to coarse. The concentrated actives focus on surface control and internal strength rather than weighing hair down, making it suitable for many styling needs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProven reduction in frizz after a single use when applied as directed.\u003c\/li\u003e\n  \u003cli\u003eShine-boosting ingredients create a glossy finish without greasiness.\u003c\/li\u003e\n  \u003cli\u003eWorks on dry or damp hair, adapting to your nighttime routine.\u003c\/li\u003e\n  \u003cli\u003eTravel-size format for easy testing on your hair type.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do you use the travel-size Chronologiste Overnight Youth Serum?\u003c\/h3\u003e\n\u003cp\u003eApplication is simple: dispense a small amount and distribute through dry or damp lengths before bedtime, then style as usual in the morning—no rinsing necessary. The product is concentrated, so a little goes a long way; start with a pea- to coin-sized portion and adjust to hair length and thickness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply to mid-lengths and ends to avoid root buildup.\u003c\/li\u003e\n  \u003cli\u003eUse on towel-dried or fully dry hair based on personal preference.\u003c\/li\u003e\n  \u003cli\u003eSleep with hair loose or in a loose braid to minimize friction.\u003c\/li\u003e\n  \u003cli\u003eUse nightly or as-needed for targeted overnight correction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat sensory experience and scent can I expect?\u003c\/h3\u003e\n\u003cp\u003eThe serum offers a refined, lightweight sensory profile with a fragrance blend built around bergamot, freesia, and patchouli. The texture absorbs quickly, leaving no sticky residue, and the scent is noticeable but not overpowering—designed for comfortable overnight wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDelicate bergamot top notes for freshness.\u003c\/li\u003e\n  \u003cli\u003eFloral freesia heart for a soft aroma.\u003c\/li\u003e\n  \u003cli\u003eWarm patchouli base adds depth and longevity.\u003c\/li\u003e\n  \u003cli\u003eNon-greasy finish preserves pillow linen and morning styling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The KÉRASTASE Chronologiste Overnight Youth Serum travel size is for anyone noticing thinning, loss of luster, or increased frizz associated with aging hair who wants a compact, no-rinse overnight treatment. It suits travelers, first-time users wanting a smaller size, and anyone who prefers an evening regimen that improves manageability and shine by morning without heavy formulas.\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 serum in overnight?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It's a leave-in overnight treatment—apply before bed and style in the morning, no rinsing required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the travel size suitable for all hair lengths?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 1.01 fl oz size works for short trips or trials; adjust amount by hair length and thickness.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KÉRASTASE","offers":[{"title":"Default Title","offer_id":57794388001100,"sku":"B0G676NDD7","price":47.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/5912\/6860\/files\/kerastase-chronologiste-front-packaging.jpg?v=1781480925","url":"https:\/\/belvera.co.uk\/products\/kerastase-chronologiste-overnight-youth-serum-travel-1-01-fl-oz-leave-in-overnight-anti-frizz-shine-boosting","provider":"Belvera | British Beauty, Skin Care \u0026 Personal Wellness","version":"1.0","type":"link"}