{"product_id":"keratin-research-brazilian-keratin-hair-straightening-smoothing-treatment-4-oz-120-ml","title":"KERATIN RESEARCH Brazilian Keratin Hair Straightening \u0026 Smoothing Treatment — 4 oz \/ 120 ml","description":"\u003ch2\u003eProfessional-grade keratin care at home\u003c\/h2\u003e\n\u003cp\u003eDiscover the KERATIN RESEARCH Brazilian Keratin Hair Straightening and Smoothing Treatment, packaged in a practical 4 oz bottle (120 ml). This formula blends Keratin proteins with Argan oil and Collagen Amino Acids to help hair feel smoother, stronger, and more manageable while preserving a natural look. It’s designed for versatile use across various hair types, delivering a polished appearance without stiffness or artificial shine.\u003c\/p\u003e\n\u003cp\u003eRather than masking frizz, this treatment aims to improve surface integrity and flexibility, resulting in hair that reflects light with a healthy glow. If you’re seeking a treatment that supports long-lasting smoothness and a natural vibe, this product presents a thoughtful balance of nourishment and performance that can fit into both at-home routines and salon visits.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eStraighten, smooth, strengthen, and repair damage across all hair types. Results typically last 4–6 months, offering a longer-lasting alternative to temporary keratin masks.\u003c\/li\u003e\n  \u003cli\u003eProfessional-grade results at home or in a salon; a powerful blend of Keratin proteins, Argan oil, and Collagen Amino Acids for a balanced, nourishing feel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s included and sizing notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIncludes 120ml bottle for regular to medium-length hair. For very long hair or thick\/coarse strands, consider a second bottle or the larger 10 oz option.\u003c\/li\u003e\n  \u003cli\u003eEasy-to-apply instructions and responsive support are available to help you during the process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-life use scenarios\u003c\/h3\u003e\n\u003cp\u003eImagine mornings with less time spent styling and a smoother, more uniform appearance. The treatment can contribute to hair that dries efficiently and maintains a refined look, even on days with lighter styling.\u003c\/p\u003e\n\n\u003ch3\u003eHow to use (quick guide)\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eStart with clean, towel-dried hair; work in sections for even coverage.\u003c\/li\u003e\n  \u003cli\u003eApply from mid-lengths to ends, avoiding direct contact with the scalp.\u003c\/li\u003e\n  \u003cli\u003eLeave for the time indicated on the packaging, then rinse thoroughly.\u003c\/li\u003e\n  \u003cli\u003eStyle with your preferred heat tool to seal the smooth finish.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eMaintenance and care\u003c\/h3\u003e\n\u003cp\u003eTo help preserve results, use a mild, sulfate-free shampoo and conditioning routine. Limit harsh rubbing when drying and consider complementary serums or masks designed for smoothing and protection from environmental stressors.\u003c\/p\u003e\n\n\u003ch3\u003eSupport\u003c\/h3\u003e\n\u003cp\u003eWe provide clear instructions and responsive support to answer questions as you go, helping you optimize results for your hair type.\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 do the results last with the Keratin Research Brazilian Keratin Treatment?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically 4–6 months with proper care; results vary by hair type.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this product suitable for at-home use, or do I need a salon?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—it's designed for at-home use or in-salon application with professional-grade results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KERATIN RESEARCH","offers":[{"title":"Default Title","offer_id":63262667211101,"sku":"B00G9K8ZEI","price":43.18,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/4345\/5581\/files\/keratin-research-brazilian-keratin-bottle-120ml.jpg?v=1769992870","url":"https:\/\/britishharmonia.co.uk\/products\/keratin-research-brazilian-keratin-hair-straightening-smoothing-treatment-4-oz-120-ml","provider":"British Harmonia | Natural Makeup \u0026 Fragrance by British Harmonia UK","version":"1.0","type":"link"}