{"product_id":"redken-extreme-length-leave-in-treatment-biotin-soy-protein-for-strength-seals-split-ends-lightweight-leave-in-4-2-oz","title":"Redken Extreme Length Leave-In Treatment — Biotin \u0026 Soy Protein for Strength, Seals Split Ends, Lightweight Leave-In (4.2 oz)","description":"\u003cp\u003e\u003cstrong\u003eRedken Extreme Length Leave-In Treatment is a biotin-infused leave-in conditioner designed to strengthen fragile hair, seal split ends, and help reduce breakage so hair can grow longer and healthier.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003ePowered by Redken's Length Care Complex with biotin and soy protein, this lightweight leave-in formula targets weak, damaged strands without weighing hair down. It detangles, smooths the cuticle, and adds manageability and shine while helping protect hair from daily friction and mechanical damage. Use alone or as part of the Extreme Length system (shampoo, conditioner, and treatment) to maximize anti-breakage benefits and visible reduction in split ends.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this leave-in help reduce breakage during styling?\u003c\/h3\u003e\n\u003cp\u003eThe formula smooths the hair cuticle and increases strand resilience, which reduces breakage caused by brushing, heat, and manipulation. It creates a protective layer that improves comb-through and decreases friction between fibers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBiotin and soy protein fortify weakened cortex for stronger strands.\u003c\/li\u003e\n  \u003cli\u003eLightweight conditioning makes detangling easier and gentler.\u003c\/li\u003e\n  \u003cli\u003eReduces friction from brushes and styling tools to limit snapping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product actually help split ends look better?\u003c\/h3\u003e\n\u003cp\u003eWhile leave-in treatments cannot permanently mend split ends, this product seals and smooths the tip area to make split ends less visible and help prevent worsened splitting. Regular use alongside trims and a protective routine keeps tips looking healthier.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeals cuticle roughness for smoother ends and improved shine.\u003c\/li\u003e\n  \u003cli\u003eVisible reduction in split ends when used with the full Extreme Length regimen.\u003c\/li\u003e\n  \u003cli\u003eAdds slip to hair, reducing mechanical stress at the ends.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use the Extreme Length Leave-In for best results?\u003c\/h3\u003e\n\u003cp\u003eApply to towel-dried hair from mid-lengths to ends after shampooing and conditioning, then comb through to distribute. Use before air-drying or heat styling; reapply sparingly to dry hair for extra manageability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply a small amount to damp hair; more product is not always better.\u003c\/li\u003e\n  \u003cli\u003eCombine with Extreme Length shampoo and conditioner for maximum anti-breakage effects.\u003c\/li\u003e\n  \u003cli\u003eStyle as usual — protects during blow-drying and heat styling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat hair types benefit most from this leave-in treatment?\u003c\/h3\u003e\n\u003cp\u003eThis formula is formulated for weak, fragile, or damaged hair that needs strengthening and improved manageability. It performs well on chemically treated, heat-styled, or regularly brushed hair where split ends and breakage are common.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdeal for lengths that are prone to snapping or visible tips splitting.\u003c\/li\u003e\n  \u003cli\u003eSuitable for fine to coarse textures because of its lightweight, non-greasy finish.\u003c\/li\u003e\n  \u003cli\u003eWorks on color-treated hair — helps maintain condition and shine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Redken Extreme Length Leave-In Treatment is for anyone aiming to grow hair longer while reducing breakage and improving end appearance — especially those with fragile, damaged, or frequently styled hair. Use it as part of a broader damage-management routine, including regular trims and gentle styling, to support stronger-looking lengths and smoother, more manageable hair.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eAQUA \/ WATER \/ EAU\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;AMODIMETHICONE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;CETEARYL ALCOHOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;TRIDECETH-5\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;POLYQUATERNIUM-37\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;PHENOXYETHANOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;PROPYLENE GLYCOL DICAPRYLATE\/DICAPRATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;STEARETH-20\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;PARFUM \/ FRAGRANCE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;SODIUM HYDROXIDE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;CITRIC ACID\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;GLYCERIN\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;PHENYL TRIMETHICONE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;CETYL HYDROXYETHYLCELLULOSE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;TRIDECETH-10\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;PPG-1 TRIDECETH-6\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;CETYL ALCOHOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;PRUNUS AMYGDALUS DULCIS OIL \/ SWEET ALMOND OIL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;BIOTIN\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;POLYQUATERNIUM-67\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;ARGININE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;BEHENTRIMONIUM METHOSULFATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;CHLORHEXIDINE DIGLUCONATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;QUATERNIUM-33\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;SORBITAN OLEATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;ACETIC ACID\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;BENZYL BENZOATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;2-OLEAMIDO-1,3-OCTADECANEDIOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;HYDROLYZED SOY PROTEIN\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;LIMONENE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;BENZYL ALCOHOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;LINALOOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;SILICA DIMETHYL SILYLATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;HYDRATED SILICA\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;POLYSORBATE 60\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;HYDROLYZED VEGETABLE PROTEIN PG-PROPYL SILANETRIOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;SODIUM ACETATE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;SODIUM CHLORIDE\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;ISOPROPYL ALCOHOL\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;POTASSIUM SORBATE\u0026lt;\/div\u0026gt;\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 use this on color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The formula is lightweight and safe for color-treated hair, adding strength and shine without stripping color.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I apply the leave-in?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Apply to towel-dried hair after every wash, and reapply sparingly to dry hair if extra manageability is needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Redken","offers":[{"title":"Default Title","offer_id":52909268795704,"sku":"B086L3RLVM","price":96.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/6799\/6984\/files\/redken-extreme-length-front-packaging_eda31e55-d374-4c03-a7d3-a4320513b7cf.jpg?v=1788573101","url":"https:\/\/kelorix.ca\/products\/redken-extreme-length-leave-in-treatment-biotin-soy-protein-for-strength-seals-split-ends-lightweight-leave-in-4-2-oz","provider":"Kelorix Canada | Shop Home, Electronics, Beauty, Toys \u0026 More","version":"1.0","type":"link"}