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Manic Panic HK
HK FIRST DROP
★ HK FIRST DROP · LIVE NOW ★ PREORDER FIRST BATCH BY MAY 21 ★ FREE SHIP $188+ HKD ★ VEGAN · CRUELTY-FREE ★ NYC SINCE 1977 ★ DYE LIKE YOU MEAN IT ★
★ HK FIRST DROP · LIVE NOW ★ PREORDER FIRST BATCH BY MAY 21 ★ FREE SHIP $188+ HKD ★ VEGAN · CRUELTY-FREE ★ NYC SINCE 1977 ★ DYE LIKE YOU MEAN IT ★
★ HK FIRST DROP · LIVE NOW ★ PREORDER FIRST BATCH BY MAY 21 ★ FREE SHIP $188+ HKD ★ VEGAN · CRUELTY-FREE ★ NYC SINCE 1977 ★ DYE LIKE YOU MEAN IT ★
★ HK FIRST DROP · LIVE NOW ★ PREORDER FIRST BATCH BY MAY 21 ★ FREE SHIP $188+ HKD ★ VEGAN · CRUELTY-FREE ★ NYC SINCE 1977 ★ DYE LIKE YOU MEAN IT ★
/ POSTED 15 MAY 2026 · 1 MIN READ

香港買chelating shampoo係嘥錢

by Manic Panic HK

香港買chelating shampoo係嘥錢

香港食水係soft water。水務署有公佈個數字:平均40 mg/L嘅calcium carbonate。WHO定低過60就係soft。網上大部分vivid color嘅care建議喺香港唔啱用,因為佢哋大多數係寫畀hard water城市嘅人睇。

如果你住香港用Manic Panic,chelating shampoo呢樣嘢你可以skip。慳返HKD$240-370。真正威脅你個vivid color嘅水,係喺你住嗰棟樓嘅水喉入面,唔係喺水龍頭出嚟嗰刻。

Hard water做啲乜(同點解你冇呢個問題)

London、Sydney、Phoenix同美國好大部分地方,食水硬度去到150-300 mg/L CaCO3。每次洗頭,calcium同magnesium ion就喺cuticle上面沉積。幾個禮拜累積落嚟,封住cuticle上面嗰層色,令髮絲變硬,仲會形成一層膜,之後洗頭嘅時候將pigment帶得仲快。呢個就係Malibu C Hard Water Wellness同Color Wow Dream Filter要解決嘅問題,亦係點解每篇西方「點樣救你個vivid color」嘅文都叫你買一支。

香港喺consumer tap level上面冇呢個問題。佔咗香港食水70-80%嘅東江水本身就軟,源頭係廣東一個river basin。本地嘅集水區補上去嗰啲,個數字都冇升幾多。水務署最新公佈嘅水質報告畀出40 mg/L呢個平均數;就算range嘅上限都係69 mg/L,仲係soft water。

所以嗰啲product喺香港做唔到嘢。Malibu C喺Sephora HK賣HKD$240一支;Color Wow賣HKD$370。兩支都係為咗解決你個花灑根本冇嘅嘢而formulate嘅。

點解soft water都係會令個色fade(counterintuitive嗰part)

Soft water對cuticle溫柔啲,呢個冇得拗。佢唔會撐開cuticle。佢唔會留低mineral。佢沖得乾淨啲。呢個係好消息。

壞消息係soft water會令頭髮洗完之後感覺滑、似有殘留。你冲完涼,個頭覺得「好似未洗乾淨」,反射動作就係早啲再洗一次。Manic Panic本身係conditioner-based,compound埋呢種感覺。大部分HK customer洗頭比 longevity article 講嘅2-3日一次嗰個底線仲頻密,因為soft water加conditioner-base呢個組合呃咗個頭皮以為要再沖一次。

每次多洗一次都帶走少少pigment。呢個先係香港實際嘅fade機制,唔係hard water文章警告嗰啲cuticle damage。Keep到「3日洗一次」底線嘅customer,乜都唔變都會多2到3個禮拜fade time。Article 01同04嗰啲建議照用;soft water嘅context淨係解釋緊點解喺香港特別容易drift off schedule。

香港真正嘅水risk:pre-1990舊樓嘅銅水喉

香港1960年代到1980年代起嗰批樓,內部水喉好多時用銅。Mid-Levels嘅walk-up、Kennedy Town舊唐樓、Sai Wan、Wan Chai、Sham Shui Po、Kowloon City舊區嘅樓,好多都有銅水喉,會將微量嘅銅leach入熱水。個數字遠低過水務署嘅安全飲用threshold,所以呢樣唔係健康問題嚟嘅,係頭髮問題。

銅specifically會同藍色綠色嘅pigment反應。Bad Boy Blue、Atomic Turquoise、After Midnight、Voodoo Blue、Enchanted Forest、Green Envy,如果你個花灑水有銅,洗一兩次就會shift去污糟嘅橄欖棕。個chemistry同游泳健兒喺氯水池入面金髮變綠係同一個reaction:銅ion同個dye分子cross-link,shift咗佢嘅absorption spectrum。

點樣分到你個花灑水有冇銅:藍色dye本來應該(按 article 01 嗰張table)5到7個禮拜先fade到乾淨嘅綠,再去dingy yellow,但如果2到3次洗頭內已經去咗濁teal-brown,銅就係嫌疑犯。如果你個藍或者綠係咁fade,加埋你住舊樓,銅基本上跑唔甩。紅色、粉紅、黃色冇事;呢個反應specifically係對cool pigment嘅。

行過你住嗰幢樓門口望一眼起年份。1960到1980年代起加埋你著cool tone vivid color,呢樣關你事。2000年之後嘅,基本上係用咗現代塑膠水喉,唔關你事。

應該做乜,唔應該做乜

呢啲skip。佢哋係為錯嘅contaminant而formulate嘅。

  • Malibu C Hard Water Wellness Shampoo(Sephora HK賣HKD$240)
  • Color Wow Dream Filter(HKD$370)
  • 任何標榜「hard water」或者「calcium reduction」嘅花灑filter

喺香港實際work嘅嘢,由最緊要嗰樣排起:

少啲洗頭。3日一次,唔係2日一次。同 article 01article 04 講嘅一樣,再講多次因為soft water specifically引誘你忽略呢條。

每季用一次clarifying shampoo處理conditioner-base嘅殘留。萬寧有Pureology Hydrate Clarifying,大概HKD$280。每8到12個禮拜用一次,跟住做deep condition,再返正常protocol。Chelating嗰步完全唔使做。

如果你住pre-1990嘅樓加埋著藍、綠、teal、紫色嘅vivid:裝一個基本嘅銅reduction花灑filter。HKTVmall入面有幾隻,HKD$200-400 range。揀個filter description明確列出銅做target嗰啲。Cartridge按廠方schedule換。

已經中咗銅嘅rescue方法:壓碎兩粒500 mg嘅維他命C片,溶喺100 ml暖水入面,洗頭尾段倒落濕頭髮,等5分鐘,沖。Ascorbic acid會將銅拉返出嚟,restore返原本嘅藍或者綠。游泳健兒喺氯水池之後做嘅都係呢招,原理一樣。

HK protocol speed summary

Post-1990樓,任何shade family:跟article 01嗰個standard wash protocol。2到3日洗一次,最後過冷水,sulfate-free洗頭水,每季clarifying一次。

Pre-1990樓,warm shade family(紅、粉紅、橙、黃):同樣standard protocol。銅對warm pigment實際上冇乜影響。

Pre-1990樓,cool shade family(藍、綠、teal、紫):standard protocol之外,加一個銅reduction花灑filter,再keep一袋維他命C喺屋企做rescue。

全香港:唔好買Malibu,唔好買Color Wow。嗰啲錢拎去買clarifying shampoo或者你需要嗰個花灑filter。

幾時send相過嚟畀我哋睇

如果你個藍色或者綠色一個禮拜內變濁,分唔到係正常fade、係你棟樓嘅銅、定係游水嘅氯,每頁嗰粒magenta nib就係24/7 WhatsApp。Send一張日光下嘅相,講埋你棟樓起年份同neighborhood。我哋幾分鐘內通常分到,因為銅cross-link過嘅色同氯fade或者natural pigment loss睇落明顯唔同。Catch得越早,可以做嘅rescue option越多。

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