{"product_id":"cosmtek-black-dye-shampoo-ammonia-free-3-in-1-color-for-gray-coverage","title":"COSMTEK Black Dye Shampoo — Ammonia-Free 3-in-1 Color for Gray Coverage","description":"\u003ch2\u003eDiscover COSMTEK Black Dye Shampoo\u003c\/h2\u003e\n\u003cp\u003eCOSMTEK Black Dye Shampoo is a 3-in-1 color-depositing solution designed for both men and women who want to refresh gray coverage, darken treated hair, and lightly color beards. Packaged in a 500ml bottle, the formula is free from ammonia, sulfates, and preservatives, focusing on gentle color deposition with a natural herbal profile. In use, you apply it like a regular shampoo, leave it on for 5–10 minutes, and rinse to reveal deeper, richer tones.\u003c\/p\u003e\n\u003ch3\u003eWhat makes it different\u003c\/h3\u003e\n\u003cp\u003eThe product blends modern color-depositing technology with the care of natural oils. Argan Oil and Olive Oil deliver light smoothing and help manage frizz, while Turmeric adds warmth to the finished shade. The result can leave hair feeling smoother with a more even color across strands, and it works on white or gray roots as well as lighter base colors.\u003c\/p\u003e\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFree from preservatives, sulfates, and ammonia for a gentler approach to color deposition.\u003c\/li\u003e\n\u003cli\u003eArgan Oil, Olive Oil, and Turmeric support smoother hair and reduced frizz after use.\u003c\/li\u003e\n\u003cli\u003eMulti-purpose formula works on gray, white, blonde, light brown hair, and can darken beards too.\u003c\/li\u003e\n\u003cli\u003eEasy 5–10 minute application fits into a regular shower routine.\u003c\/li\u003e\n\u003cli\u003eColor typically lasts around 4–5 weeks per use; reapply about every 15 days for ongoing shade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApply to wet hair like regular shampoo, leave 5–10 minutes, then rinse thoroughly.\u003c\/li\u003e\n\u003cli\u003eFor longer-lasting color, pair with color-safe hair care and reduce washing to preserve depth.\u003c\/li\u003e\n\u003cli\u003eNote that results vary with starting shade and hair condition; this is color-depositing, not a permanent dye.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat to expect in real life\u003c\/h3\u003e\n\u003cp\u003eIn real-life use, many report a richer, darker appearance that enhances gray tones without a drastic change. The color can be maintained across several weeks with gentle routine care, making it a practical option between salon visits.\u003c\/p\u003e\n\u003ch3\u003eIdeal for busy routines\u003c\/h3\u003e\n\u003cp\u003eWith a 500ml bottle and a simple 5–10 minute step, it fits a quick weekly grooming routine and can provide a cohesive look for hair and beard.\u003c\/p\u003e\n\u003ch3\u003eCare and storage\u003c\/h3\u003e\n\u003cp\u003eStore in a cool, dry place away from heat. Tighten the cap after use to preserve the herbal formula.\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: Is COSMTEK Black Dye Shampoo ammonia-free and gentle on the scalp?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—it's free from ammonia, sulfates, and preservatives, designed for gentler color deposition.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does the color last and how often should I reapply?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One use typically lasts 4–5 weeks; reapply roughly every 2 weeks to maintain shade.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"COSMTEK","offers":[{"title":"Default Title","offer_id":52661788148075,"sku":"B0BC1SPT9V","price":57.68,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0951\/8642\/0075\/files\/cosmtek-black-dye-shampoo-bottle-front.jpg?v=1765280999","url":"https:\/\/canadianglow.ca\/products\/cosmtek-black-dye-shampoo-ammonia-free-3-in-1-color-for-gray-coverage","provider":"Canadian Glow | Beauty, Skincare, Hair \u0026 Personal Care","version":"1.0","type":"link"}