{"product_id":"meidu-black-hair-dye-shampoo-3-in-1-for-gray-hair-500ml-black-herbal-gentle-conditioning","title":"MEIDU Black Hair Dye Shampoo 3-in-1 for Gray Hair, 500ml (Black) — Herbal, Gentle Conditioning","description":"\u003cstrong\u003eMEIDU Black Hair Dye Shampoo is a 3-in-1 herbal hair color, shampoo and conditioner that gently covers gray hair and restores a natural black tone in about 15–20 minutes.\u003c\/strong\u003e\n\n\u003cp\u003eThis 500ml bottle from MEIDU combines color, cleansing and conditioning into one easy step designed for both men and women. Formulated with plant extracts such as ginseng, the shampoo aims to darken gray strands while leaving hair softer and less brittle than traditional permanent dyes. It’s intended for temporary coverage that lasts several weeks and is meant to be simple enough for at-home application.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly will I see results with MEIDU Black Hair Dye Shampoo?\u003c\/h3\u003e\n\u003cp\u003eMost users notice the new darker tone after a single 15–20 minute application, with full gray coverage visible when the product is spread evenly and rinsed. Results typically darken immediately and stabilize within a day or two.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply evenly, leave on 15–20 minutes, then rinse.\u003c\/li\u003e\n  \u003cli\u003eCoverage becomes most noticeable after the first wash.\u003c\/li\u003e\n  \u003cli\u003eColor may deepen slightly over the following 24–48 hours.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does the color last and how does it fade?\u003c\/h3\u003e\n\u003cp\u003eThe dye effect is semi-permanent: expect color retention for roughly 3–4 weeks depending on wash frequency and hair porosity. The shade will gradually lighten with repeated shampoos and exposure to sunlight, returning hair toward its natural tone.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical wear: about 3–4 weeks under normal washing habits.\u003c\/li\u003e\n  \u003cli\u003eFades progressively; brighter shampoos and sun exposure accelerate fading.\u003c\/li\u003e\n  \u003cli\u003eTouch-ups are quick—repeat the short application when regrowth appears.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the formula gentle on hair and scalp?\u003c\/h3\u003e\n\u003cp\u003eMEIDU’s formula emphasizes herbal extracts to minimize harsh sensations often associated with permanent dyes. It contains conditioning agents to help reduce breakage and leave hair feeling smoother, though an initial patch test is recommended for sensitive skin.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHerbal ingredients like ginseng aim to nourish and add shine.\u003c\/li\u003e\n  \u003cli\u003eNo strong chemical odor reported compared with many permanent dyes.\u003c\/li\u003e\n  \u003cli\u003eIncludes gloves for safe at-home use; perform a skin sensitivity test before first application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the 3-in-1 shampoo for best results?\u003c\/h3\u003e\n\u003cp\u003eUsing this product is straightforward: wear the included gloves, apply evenly onto dry or slightly damp hair, wait 15–20 minutes, then rinse thoroughly. Treat it like a combined coloring and conditioning session to simplify your routine.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWear gloves, distribute product from roots to tips for uniform color.\u003c\/li\u003e\n  \u003cli\u003eAllow the full 15–20 minute processing time before rinsing.\u003c\/li\u003e\n  \u003cli\u003eRinse until water runs clear; style as usual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? MEIDU Black Hair Dye Shampoo is intended for adults seeking an easy, low-commitment way to cover gray hair and darken hair without a multi-step salon process. It suits people who want a time-saving solution—combining dye, shampoo and conditioner—those with mild to moderate graying, and anyone preferring botanical-forward formulas. If you have a history of allergic reactions to hair colorants, are pregnant, or have recently chemically treated hair, consult a professional and perform a patch test before use.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003enature\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 MEIDU Black Hair Dye Shampoo on color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, but results may vary on chemically treated hair—do a strand test first to check color outcome and compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon can I reapply if I need a touch-up?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You can reapply after the color begins to fade; many users touch up every 2–4 weeks based on wash frequency.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MEIDU","offers":[{"title":"Default Title","offer_id":58345444868483,"sku":"B0DRBYJKJ1","price":33.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/2696\/0515\/files\/meidu-front-bottle-black-hair-shampoo.jpg?v=1782621933","url":"https:\/\/origin-beauty.com\/products\/meidu-black-hair-dye-shampoo-3-in-1-for-gray-hair-500ml-black-herbal-gentle-conditioning","provider":"Origin Beauty","version":"1.0","type":"link"}