{"product_id":"k18-triplebright-oxidation-defense-purple-shampoo","title":"K18 TripleBright Oxidation Defense Purple Shampoo","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"K18 TripleBright Oxidation Defense Purple Shampoo\",\n  \"description\": \"The first triple-action purple shampoo to remove brass-inducing metals and minerals, neutralize existing brassiness with precision violet technology, and defend against future brass with biopolymer protection. One wash removes up to 3 months of hard water brass. Non-staining foam format that will not overtone or turn hair purple. Works on all highlighted and lifted tones. Colour-safe, cruelty-free (Leaping Bunny certified). Available in 125ml and 443ml.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"K18\"\n  },\n  \"url\": \"https:\/\/zennkai.com\/products\/k18-triplebright-oxidation-defense-purple-shampoo\",\n  \"image\": [\n    \"https:\/\/cdn.shopify.com\/s\/files\/YOUR-CDN-PATH\/k18-triplebright-purple-shampoo.jpg\"\n  ],\n  \"category\": \"Hair Care \u003e Shampoos \u003e Purple \u0026 Toning Shampoos\",\n  \"hasVariant\": [\n    {\n      \"@type\": \"Product\",\n      \"name\": \"K18 TripleBright Oxidation Defense Purple Shampoo — 125ml\",\n      \"sku\": \"k18-triplebright-purple-shampoo-125ml\",\n      \"gtin13\": \"990022400288\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"url\": \"https:\/\/zennkai.com\/products\/k18-triplebright-oxidation-defense-purple-shampoo?variant=125ml\",\n        \"priceCurrency\": \"CAD\",\n        \"price\": \"54.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"itemCondition\": \"https:\/\/schema.org\/NewCondition\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"Zennkai\",\n          \"url\": \"https:\/\/zennkai.com\"\n        }\n      }\n    },\n    {\n      \"@type\": \"Product\",\n      \"name\": \"K18 TripleBright Oxidation Defense Purple Shampoo — 443ml\",\n      \"sku\": \"k18-triplebright-purple-shampoo-443ml\",\n      \"gtin13\": \"990022400356\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"url\": \"https:\/\/zennkai.com\/products\/k18-triplebright-oxidation-defense-purple-shampoo?variant=443ml\",\n        \"priceCurrency\": \"CAD\",\n        \"price\": \"142.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"itemCondition\": \"https:\/\/schema.org\/NewCondition\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"Zennkai\",\n          \"url\": \"https:\/\/zennkai.com\"\n        }\n      }\n    }\n  ],\n  \"shippingDetails\": {\n    \"@type\": \"OfferShippingDetails\",\n    \"shippingRate\": {\n      \"@type\": \"MonetaryAmount\",\n      \"value\": \"0\",\n      \"currency\": \"CAD\"\n    },\n    \"shippingDestination\": {\n      \"@type\": \"DefinedRegion\",\n      \"addressCountry\": \"CA\"\n    },\n    \"deliveryTime\": {\n      \"@type\": \"ShippingDeliveryTime\",\n      \"handlingTime\": {\n        \"@type\": \"QuantitativeValue\",\n        \"minValue\": 1,\n        \"maxValue\": 2,\n        \"unitCode\": \"DAY\"\n      },\n      \"transitTime\": {\n        \"@type\": \"QuantitativeValue\",\n        \"minValue\": 3,\n        \"maxValue\": 7,\n        \"unitCode\": \"DAY\"\n      }\n    }\n  },\n  \"hasMerchantReturnPolicy\": {\n    \"@type\": \"MerchantReturnPolicy\",\n    \"applicableCountry\": \"CA\",\n    \"returnPolicyCategory\": \"https:\/\/schema.org\/MerchantReturnFiniteReturnWindow\",\n    \"merchantReturnDays\": 30,\n    \"returnMethod\": \"https:\/\/schema.org\/ReturnByMail\",\n    \"returnFees\": \"https:\/\/schema.org\/ReturnShippingFees\"\n  },\n  \"additionalProperty\": [\n    {\"@type\": \"PropertyValue\", \"name\": \"Hair Type\", \"value\": \"All Highlighted and Lifted Tones — All Hair Types and Textures\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Hair Concern\", \"value\": \"Brassiness, Oxidation, Hard Water Damage, Colour Fade, Dull Blonde\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Key Technology\", \"value\": \"Triple-Action: Ionic Detox + Precision Violet + Biopolymer Shield\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Key Ingredients\", \"value\": \"Acid Violet 43, Trisodium Dicarboxymethyl Alaninate, Sodium Phytate, Sodium Polyaspartate, Tetrasodium Glutamate Diacetate, Polyquaternium-77\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Format\", \"value\": \"Foam Pump Shampoo\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Staining\", \"value\": \"Non-staining — rinses clean with water\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Overtoning Risk\", \"value\": \"None when used as directed (1–3 minutes)\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Colour Safe\", \"value\": \"Yes\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Cruelty-Free\", \"value\": \"Yes — Leaping Bunny Certified\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Available Sizes\", \"value\": \"125ml \/ 4.2oz and 443ml \/ 15oz\"},\n    {\"@type\": \"PropertyValue\", \"name\": \"Collection\", \"value\": \"K18 TripleBright\"}\n  ],\n  \"aggregateRating\": {\n    \"@type\": \"AggregateRating\",\n    \"ratingValue\": \"4.9\",\n    \"reviewCount\": \"260\",\n    \"bestRating\": \"5\",\n    \"worstRating\": \"1\"\n  }\n}\n\u003c\/script\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery purple shampoo tones brassiness. Only one eliminates the cause of it.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe K18 TripleBright Oxidation Defense Purple Shampoo is the first triple-action purple shampoo engineered to do what no traditional toning shampoo can: remove the metals and minerals responsible for brassiness, neutralize existing brass without staining or overtoning, and defend against future oxidation — all in one wash. The result is blonde that looks genuinely brighter, more vibrant, and longer-lasting between salon visits — not just temporarily toned.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eTraditional purple shampoos work with basic colour correction: they deposit violet pigment to counteract yellow and orange tones. They don't address the root cause. Brassiness is primarily an oxidation problem — metals and hard water minerals accumulate on the hair fibre and oxidize over time, driving the warm, brassy tones that make blonde look dull and aged. K18 TripleBright targets all three stages of that problem in a single wash.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in 125ml and 443ml — choose the size that suits your routine.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eKEY BENEFITS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eRemoves up to 3 months of brass from hard water in 1 wash\u003c\/strong\u003e — ionic detox technology extracts accumulated metals and minerals from the hair fibre\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eNeutralizes existing brassiness\u003c\/strong\u003e — precision violet technology corrects warm tones without overtoning, staining, or turning hair purple\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eDefends against future brass\u003c\/strong\u003e — biopolymer technology helps prevent reattachment of metals and minerals during and after washing\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eWorks on all highlighted and lifted tones\u003c\/strong\u003e — brightens and evens ideal hair tone across the full spectrum of blonde shades\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eEasy-to-apply foam format\u003c\/strong\u003e — expands from pump to foam for precise, mess-free application that reaches all areas evenly\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eWill not turn hair purple\u003c\/strong\u003e — non-staining precision violet technology used as directed delivers toning without overtoning\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eWill not stain hands or surfaces\u003c\/strong\u003e — rinses completely clean with water\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eLeaves hair looking salon-fresh\u003c\/strong\u003e — restores vibrancy and brightness to colour-treated blonde with every wash\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eRated 4.9\/5 across 260+ verified reviews\u003c\/strong\u003e — one of the highest-rated purple shampoos in the professional market\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003e⚗️ K18 Triple-Action Technology — What Sets It Apart\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMost purple shampoos do one thing: deposit violet pigment. K18 TripleBright does three:\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e1 — Ionic Detox (Remove)\u003c\/strong\u003e A targeted ionic chelating system that binds to and removes brass-inducing metals and minerals — including those deposited by hard water — directly from the hair fibre. One wash removes up to 3 months of hard water metal accumulation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e2 — Precision Violet Technology (Neutralize)\u003c\/strong\u003e A precisely calibrated violet pigment system that neutralizes existing brassiness and restores ideal hair tone without the risk of overtoning, purple staining, or uneven colour deposits. Hair is toned, not purple.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e3 — Biopolymer Shield (Defend)\u003c\/strong\u003e A biopolymer that forms a protective layer on the hair fibre after cleansing, helping prevent metals and minerals from reattaching to the strand during and between washes — so brassiness develops more slowly over time.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cem\u003eKey Ingredients\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eIngredient\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eWhat It Does\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eAcid Violet 43 (CI 60730)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eThe precision violet pigment that delivers targeted toning without staining — calibrated to neutralize yellow\/orange without overtoning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eTrisodium Dicarboxymethyl Alaninate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eA chelating agent that binds to and removes metal ions (including hard water minerals like calcium and magnesium) from the hair fibre\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eSodium Phytate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eA natural phytic acid derivative and powerful chelator that helps extract oxidative metals from the hair structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eTetrasodium Glutamate Diacetate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eAn additional chelating agent that supports ionic detox and helps prevent metal redeposition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eSodium Polyaspartate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eA biopolymer that helps form a protective barrier on the hair surface to resist mineral and metal reattachment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eSodium Gluconate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eSupports the chelating system and helps stabilize the formula against metal-induced degradation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003ePolyquaternium-77\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eA conditioning polymer that improves smoothness, reduces static, and supports the biopolymer protective layer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eCocamidopropyl Hydroxysultaine \u0026amp; Cocamidopropyl Betaine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eMild, foam-generating surfactants that cleanse gently and create the shampoo's signature lather without stripping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eSodium Cocoyl Alaninate \u0026amp; Sodium Methyl Cocoyl Taurate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eGentle, amino acid-derived cleansers that support effective cleansing while maintaining hair and scalp comfort\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eGlycerin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eA humectant that helps maintain moisture balance during cleansing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eHOW TO USE: \u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eApply \u003c\/span\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003e2–3 pumps\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e of foam directly to wet hair. \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eDistribute evenly, lathering from roots to ends — the foam format makes even coverage easy and mess-free. \u003c\/span\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eLeave in for 1–3 minutes\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e — shorter for regular maintenance, longer for more pronounced toning or heavier brass correction. \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eRinse thoroughly. \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eFollow with your favourite K18 conditioner or treatment. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eFrequency:\u003c\/strong\u003e Use as needed — once weekly for regular brass maintenance; more frequently for heavily brassed hair or hard water areas.\u003c\/p\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cem\u003ePro Tip — Leave time matters: 1 minute delivers a subtle refresh. 2–3 minutes delivers more pronounced brass neutralization. Start at 1–2 minutes if you're new to this formula, then adjust to your toning preference. \u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eNote on the foam format:\u003c\/strong\u003e TripleBright dispenses as a foam, not a traditional liquid shampoo. Use 2–3 pumps — it expands significantly on wet hair. Pump onto palms, not directly onto hair, for best coverage.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003e❓ Frequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eHow is TripleBright different from traditional purple shampoos?\u003c\/strong\u003e Traditional purple shampoos tone hair with basic violet colour correction but don't target the underlying cause of brassiness — oxidation from metals and hard water minerals. TripleBright's triple-action formula removes those metals, neutralizes existing brass, and defends against future accumulation, delivering a fundamentally different result.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWill TripleBright turn my hair purple?\u003c\/strong\u003e No. When used as directed, the precision violet technology neutralizes brassiness without overtoning or staining. Leave-in time affects toning intensity — stay within the 1–3 minute window.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWill it stain my hands or shower surfaces?\u003c\/strong\u003e No. The foam format rinses completely clean with water — no residue on hands, tiles, or towels.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCan I use TripleBright on any hair type?\u003c\/strong\u003e Yes. TripleBright works on all hair types and textures with highlighted or lifted tones — waves, curls, fine, thick, or coarse hair.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCan I use the Shampoo and Exfoliating Foaming Scrub together?\u003c\/strong\u003e Yes, for an extra-deep cleanse, but only when needed.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"K18","offers":[{"title":"125ml","offer_id":49605527535856,"sku":"990022400288","price":54.0,"currency_code":"CAD","in_stock":true},{"title":"443ml","offer_id":49605527568624,"sku":"990022400356","price":142.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1253\/1225\/files\/K18TriplebrightPurpleShampoo125ml_2fb21a41-07e6-4844-808f-0a70c438542b.jpg?v=1777002729","url":"https:\/\/zennkai.com\/products\/k18-triplebright-oxidation-defense-purple-shampoo","provider":"Zennkai","version":"1.0","type":"link"}