{"product_id":"ghk-keratin-mask-backbar-1-2-liter","title":"Ghk Keratin Mask Backbar 1\/2 liter","description":"\u003cp\u003eGhk Keratin Mask \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eGHK–Cu delivers copper to the hair surface, where—if cysteine thiolate sites are sufficiently available—copper can form \u003c\/span\u003e\u003cspan class=\"s2\"\u003eCu–S coordination\u003c\/span\u003e\u003cspan class=\"s1\"\u003ewith keratin. On damaged hair, this will drive \u003c\/span\u003e\u003cspan class=\"s2\"\u003esurface-state effects\u003c\/span\u003e\u003cspan class=\"s1\"\u003e (like improved smoothness, reduced roughness, and less frizz) by altering how the damaged keratin surface interacts with itself and with water\/ions,\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eAt \u003c\/span\u003e\u003cspan class=\"s2\"\u003epH 4.5\u003c\/span\u003e\u003cspan class=\"s1\"\u003e, the environment is moderately acidic, which generally favors a higher fraction of cysteine in the \u003c\/span\u003e\u003cspan class=\"s2\"\u003eprotonated thiol \u003c\/span\u003e\u003c\/p\u003e","brand":"NICHOLAUS PAUL AUGUSTINE","offers":[{"title":"Default Title","offer_id":47992560615582,"sku":null,"price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0309\/3482\/7141\/files\/F5648E0A-13EA-41D2-B071-04A4EE851733.jpg?v=1779378697","url":"https:\/\/westcoastblondes.com\/products\/ghk-keratin-mask-backbar-1-2-liter","provider":"NICHOLAUS PAUL AUGUSTINE","version":"1.0","type":"link"}