Discover a younger-looking complexion with Crystal Retinal 1. Featuring 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 addresses signs of aging ; improving the a appearance of wrinkles, texture and tone . Potency 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 protect the skin from becoming overwhelmed at any point. Hyaluronic acid and glycerin also feature to moisturize and hydrate skin , minimizing any dryness. The complexion is left visibly smooth and supple . Crystal Retinal is available in a series of progressive strengths. Crystal Retinal 1 (0.01% retinal) is the perfect starting point for sensitive skins before moving up to Crystal Retinal 3. Medik8 recommend a simple, effective skincare strategy of using vitamin C and sunscreen in the morning and vitamin A at night. This strategy is called: CSA. [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 Awards: Women's Wear Daily: Beauty Inc's 100 Greatest Skin Care Products Of All Time 2026
Product Overview:
How to Use:
Ingredients:
Brand: Medik8
Volume: 30ml
Conscious Beauty:
Size Reference for Medik8 Retinal 1 Serum 30ml
Available Sizes: Retinal 1, Retinal 3, Retinal 6, Retinal 10, Retinal 20, Retinal 24
