{"product_id":"obagi-c5-vitamin-c-serum-12ml","title":"Obagi C5 Vitamin C Serum 12ml","description":"\u003cp\u003e\u003cstrong\u003eObagi C5 Vitamin C Serum\u003c\/strong\u003e is the entry point to Obagi's pharmaceutical-grade pure vitamin C ladder — formulated for anyone noticing the first signs of uneven texture, rough skin, or dull tone. This Japan-domestic formula is developed by Rohto Pharmaceutical and uses the same clinical Obagi C Series technology as higher concentrations, at a gentler 5% pure ascorbic acid level suited to vitamin C beginners or those with reactive skin.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eAdvanced C Control EX system\u003c\/strong\u003e drives pure vitamin C from the skin surface down into the stratum corneum, working alongside vitamin E to support moisture retention and visibly smoother pores. Signal Lock Complex — a blend of iris root extract and yeast extract — reinforces hydration at multiple skin layers, leaving skin noticeably more even and luminous with consistent use.\u003c\/p\u003e\u003cp\u003eAll four Obagi C concentrations share the same core delivery technology. C5 is the ideal starting point before stepping up the ladder as your skin adapts.\u003c\/p\u003e","brand":"Obagi","offers":[{"title":"Default Title","offer_id":47705389695229,"sku":null,"price":28.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/7556\/8893\/files\/obagi-c5-vitamin-c-serum-12ml_4aceb149-33fd-4fde-96e1-75950cf17b5e.webp?v=1781337010","url":"https:\/\/tokyoshelf.com\/products\/obagi-c5-vitamin-c-serum-12ml","provider":"Tokyo Shelf","version":"1.0","type":"link"}