{"product_id":"12810724","title":"Medik8 Crystal Retinal 3 Serum 30ml","description":"\u003cp\u003eDiscover a \u003cstrong\u003eyounger-looking complexion\u003c\/strong\u003e with Crystal Retinal 3.\u003c\/p\u003e\n\u003cp\u003eFeaturing retinaldehyde (retinal), a next-generation form of vitamin A which is not to be mistaken for the classic form of vitamin A, retinol. In numerous studies, retinal has been demonstrated to be more effective and 11x faster-working than retinol, without any additional irritation.[1,2,3] The hydrating overnight serum-cream visibly \u003cstrong\u003eaddresses signs of aging\u003c\/strong\u003e; improving the \u003cstrong\u003eappearance of wrinkles, texture and tone\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003ePotency and optimum power is ensured through a double-layered stabilization system, which includes a crystal encapsulation that releases vitamin A gradually throughout the night, to p\u003cstrong\u003eprotect the skin from becoming overwhelmed\u003c\/strong\u003e at any point. Hyaluronic acid and glycerin also feature to moisturize and hydrate skin, minimizing any dryness. The \u003cstrong\u003ecomplexion is left visibly smooth and supple\u003c\/strong\u003e. Crystal Retinal is available in a series of progressive strengths. Crystal Retinal 3 (0.03% retinal) is where most users begin. Medik8 recommend a simple, \u003cstrong\u003eeffective skincare strategy\u003c\/strong\u003e of using vitamin C and sunscreen in the morning and vitamin A at night.\u003c\/p\u003e\n\u003cp\u003eThis strategy is called: CSA.\u003c\/p\u003e\n\u003cp\u003e[1] J. Fluhr, Tolerance profile of retinol, retinaldehyde and retinoic acid under maximized and long-term clinical conditions, Dermatology, 1999,199(Suppl 1), pp 57-60. [2] Creidi P et al, Profilometric evaluation of photodamage after topical retinaldehyde and retinoic acid treatment, J Am Acad Dermatol, 1998, 39(6), pp 960-965 [3] G Siegenthaler et al, Retinol and retinal metabolism. Relationship to the state of differentiation of cultured human keratinocytes, Biochem J, 1990, 268(2), pp 371-378\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAwards:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWomen's Wear Daily: Beauty Inc's 100 Greatest Skin Care Products Of All Time 2027\u003c\/p\u003e","brand":"Medik8","offers":[{"title":"Retinal 10","offer_id":48288913031389,"sku":"12810720","price":33.3,"currency_code":"USD","in_stock":true},{"title":"Retinal 6","offer_id":48288913064157,"sku":"12810727","price":26.1,"currency_code":"USD","in_stock":true},{"title":"Retinal 3","offer_id":48288913096925,"sku":"12810724-Retinal-3","price":19.8,"currency_code":"USD","in_stock":true},{"title":"Retinal 20","offer_id":48288913129693,"sku":"13806521","price":36.9,"currency_code":"USD","in_stock":true},{"title":"Retinal 24","offer_id":48288913162461,"sku":"15451254","price":41.1,"currency_code":"USD","in_stock":true},{"title":"Retinal 1","offer_id":48288913195229,"sku":"12810716","price":16.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/6918\/6781\/files\/ac1f62dbd57ffb353f23297735cb0b9f.webp?v=1785566536","url":"https:\/\/dermstoreshop.it.com\/products\/12810724","provider":"dermstoreshop.it.com","version":"1.0","type":"link"}