{"product_id":"keratin-research-brazilian-keratin-hair-straightening-treatment-4-oz-professional-smoothing-frizz-control","title":"KERATIN RESEARCH Brazilian Keratin Hair Straightening Treatment 4 oz — Professional Smoothing \u0026 Frizz Control","description":"\u003cp\u003e\u003cstrong\u003eKERATIN RESEARCH Brazilian Keratin is a professional-strength 4 oz smoothing treatment that straightens, repairs and reduces frizz for up to 4–6 months.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis concentrated keratin formula blends keratin proteins, argan oil and collagen amino acids to deliver long-lasting smoothness and shine. It’s designed for use in salons or at home by users comfortable with professional hair treatments. The treatment bottle contains 120 ml (4 oz) of solution; clients with very long, thick, or coarse hair should plan for two bottles or choose the 10 oz size for complete coverage.\u003c\/p\u003e\n\n\u003ch3\u003eHow long will I see results after applying this treatment?\u003c\/h3\u003e\n\u003cp\u003eResults are visible immediately after the treatment process and continue to stabilize as hair cools and the formula sets. Most users enjoy straight, frizz-reduced hair for 4–6 months depending on hair type, aftercare, and frequency of washing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImmediate smoothing and shine after treatment.\u003c\/li\u003e\n  \u003cli\u003eTypical duration: 4–6 months per application.\u003c\/li\u003e\n  \u003cli\u003eLongevity depends on hair porosity, styling routine, and maintenance products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this product repair damaged or chemically treated hair?\u003c\/h3\u003e\n\u003cp\u003eThe formula is formulated to strengthen and help repair the hair shaft by replenishing keratin and amino acids, improving elasticity and reducing breakage. While it supports visible improvement and smoother texture, it should be used as part of a broader care routine for best results.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContains keratin proteins to reinforce weakened hair strands.\u003c\/li\u003e\n  \u003cli\u003eArgan oil adds moisture and a reflective shine.\u003c\/li\u003e\n  \u003cli\u003eCollagen amino acids help improve manageability and reduce frizz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to apply this treatment at home versus a salon?\u003c\/h3\u003e\n\u003cp\u003eThe product is suitable for both salon professionals and experienced at-home users who follow step-by-step instructions. Precision and correct heat application are key to achieving long-lasting results; responsive support is available if you have questions during application.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComes with clear application directions for at-home or professional use.\u003c\/li\u003e\n  \u003cli\u003eRequires flat ironing to seal the formula for optimal straightening.\u003c\/li\u003e\n  \u003cli\u003eSupport available for troubleshooting and best-practice tips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow much product do I need for different hair lengths and textures?\u003c\/h3\u003e\n\u003cp\u003eOne 120 ml (4 oz) bottle is formulated for a single application on short to medium-length hair. For very long, thick, or coarse hair, plan to use two bottles or the 10 oz version to ensure even coverage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eShort to medium hair: one 4 oz bottle typically sufficient.\u003c\/li\u003e\n  \u003cli\u003eLong or thick\/coarse hair: recommended two bottles or 10 oz size.\u003c\/li\u003e\n  \u003cli\u003eEven application ensures consistent straightening and shine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: KERATIN RESEARCH Brazilian Keratin treatment is aimed at people who want salon-caliber straightening and frizz control with a formula that also targets strength and shine. It's suitable for a wide range of hair types—from color-treated to naturally curly—when applied following instructions. Choose this 4 oz professional bottle if you have short to medium hair or are trying the treatment for the first time; pick two bottles or the 10 oz version for long or very thick hair. Always follow safety and heat application guidance and consult a professional stylist if you’re unfamiliar with chemical smoothing procedures.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eAqua,Hydrolyzed Keratin,Propylene Glycol,Dimethicone,Cetearyl Alcohol,Glycerin,Ammonium Hydroxide,Fragrance,Panthenol,Silicone Quaternium-7.\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: How long does one 4 oz bottle last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One 4 oz (120 ml) bottle typically covers short to medium hair for one full application.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this safe for color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the formula is suitable for color-treated hair, but perform a strand test and follow instructions for best results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KERATIN RESEARCH","offers":[{"title":"Default Title","offer_id":67552843989162,"sku":"B00G9K8ZEI","price":79.81,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/8989\/6874\/files\/keratin-research-front-packaging_bebef2a5-b378-4f3a-9ddc-aec6314c96f3.jpg?v=1790879870","url":"https:\/\/opulora.ca\/products\/keratin-research-brazilian-keratin-hair-straightening-treatment-4-oz-professional-smoothing-frizz-control","provider":"OPULORA","version":"1.0","type":"link"}