{"product_id":"medik8-crystal-retinal-1-retinaldehyde-night-serum-1-oz-gentle-0-01-vitamin-a-with-hyaluronic-acid","title":"Medik8 Crystal Retinal 1 Retinaldehyde Night Serum 1 oz — Gentle 0.01% Vitamin A with Hyaluronic Acid","description":"\u003cp\u003e\u003cstrong\u003eMedik8 Crystal Retinal 1 is a gentle, night-time retinaldehyde serum that helps smooth texture, support firmness, and hydrate skin while you sleep.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as the entry-level strength in Medik8’s Crystal Retinal range, this 1 oz serum pairs retinaldehyde (a potent, fast-acting vitamin A derivative) with hyaluronic acid and vitamin E to visibly refresh skin tone and texture. Formulated for sensitive or retinoid‑new skin, Crystal Retinal 1 uses a mild 0.01% retinaldehyde concentration alongside humectants to reduce dryness and irritation commonly associated with stronger vitamin A products.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this serum fit into my nightly routine?\u003c\/h3\u003e\n\n\u003cp\u003eApply Crystal Retinal 1 after cleansing and any water-based treatments, then follow with a moisturizer to lock in hydration. Because it’s a night serum, it’s intended for evening use only; during daytime use, incorporate a broad-spectrum sunscreen to protect newly resurfaced skin.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eUse a pea-sized amount for the entire face, avoiding the eye contours.\u003c\/li\u003e\n  \u003cli\u003eLayer over serums such as hydrators before heavier creams.\u003c\/li\u003e\n  \u003cli\u003eStart with every third night and increase frequency as tolerated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat active ingredients are in Crystal Retinal 1 and what do they do?\u003c\/h3\u003e\n\n\u003cp\u003eThe formula centers on retinaldehyde, which converts into the skin-active form of vitamin A more quickly than retinol, supported by hyaluronic acid for hydration and vitamin E for antioxidant support. Lightweight humectants like glycerin help maintain moisture balance while the retinal works to refine surface texture.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e0.01% retinaldehyde — gentle resurfacing and cell-renewal support.\u003c\/li\u003e\n  \u003cli\u003eHyaluronic acid — draws and holds moisture for plumper-looking skin.\u003c\/li\u003e\n  \u003cli\u003eVitamin E — helps protect against environmental stressors.\u003c\/li\u003e\n  \u003cli\u003eGlycerin — improves skin hydration and barrier comfort.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly should I expect to see results, and are there side effects?\u003c\/h3\u003e\n\n\u0026gt; \u003cp\u003eResponse times vary: many users notice improved smoothness and tone within weeks, while longer-term texture and firmness changes appear over months with consistent use. Because retinaldehyde is active, mild flaking, sensitivity, or temporary redness can occur during the acclimation period—these are typical signs the skin is adjusting rather than lasting damage.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eInitial use: possible mild dryness or flaking—reduce frequency if needed.\u003c\/li\u003e\n  \u003cli\u003eFirst 2–4 weeks: gradual improvement in texture for many users.\u003c\/li\u003e\n  \u003cli\u003eLong-term: more noticeable smoothing and evenness with continued use.\u003c\/li\u003e\n  \u003cli\u003eIf persistent irritation occurs, pause and consult a skincare professional.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose the Crystal Retinal 1 strength over other options?\u003c\/h3\u003e\n\n\u003cp\u003eCrystal Retinal 1 is formulated specifically for sensitive skin or those new to vitamin A derivatives, offering a low-dose option that still delivers meaningful resurfacing without the intensity of higher strengths. It lets you build tolerance before progressing to stronger concentrations in the same Medik8 lineup.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLowest retinal concentration (0.01%) for gentle introduction.\u003c\/li\u003e\n  \u003cli\u003eProgressive system allows stepping up strengths when ready.\u003c\/li\u003e\n  \u003cli\u003eFormulated with hydrators to counterbalance dryness risks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Medik8 Crystal Retinal 1 is suited to anyone seeking a mild, science-backed nightly retinal serum—particularly those with sensitive skin, first-time retinal users, or anyone who prefers a gradual approach to vitamin A. It’s also appropriate for people wanting a hydrating night serum that supports smoother texture and more even-looking skin without jumping to stronger retinal concentrations. As with all active skincare, introduce it slowly and protect your skin from UV exposure during the day.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eWater, Caprylic\/Capric Triglyceride, Glycerin, Isododecane, Cetearyl Olivate, Sodium Acrylate\/Sodium Acryloyldimethyl Taurate Copolymer, Cetearyl Alcohol, PPG-12\/SMDI Copolymer, Sorbitan Olivate, Tocopheryl Acetate, Squalane, Hydroxyethyl Acrylate\/Sodium Acryloyldimethyl Taurate Copolymer, Hydroxyacetophenone, Cyclodextrin, 3-O-Ethyl Ascorbic Acid, Sodium Polyaspartate, Hydroxypropyl Methylcellulose, Sodium Hyaluronate, Phenoxyethanol, Tetrahexyldecyl Ascorbate, Daucus Carota Sativa (Carrot) Seed Oil, Retinal, Alumina, Isostearic Acid, Lecithin, Polyglyceryl-3 Polyricinoleate, Polyhydroxystearic Acid, Lonicera Japonica (Honeysuckle) Flower Extract, Lonicera Caprifolium (Honeysuckle) Flower Extract, Stearic Acid, Citric Acid, BHT, Rubus Chamaemorus Seed Oil, Polysorbate 60, Disodium EDTA, Ethylhexylglycerin, Sorbitan Isostearate, Pentylene Glycol, Vanilla Planifolia Fruit Extract, Dipteryx Odorata Bean Extract, Coumarin, Red 4, Titanium Dioxide\/CI 77891.\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: Can I use Crystal Retinal 1 every night?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start every 2–3 nights and increase as tolerated; many build to nightly use over several weeks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need sunscreen when using this serum?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — use broad‑spectrum SPF daily, as retinal products can increase skin’s sun sensitivity.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Medik8","offers":[{"title":"Default Title","offer_id":53429937111387,"sku":"B07Y8Q6BNF","price":67.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/9860\/9243\/files\/medik8-crystal-retinal-1-front-bottle.jpg?v=1782243830","url":"https:\/\/remediesbeauty.co.uk\/products\/medik8-crystal-retinal-1-retinaldehyde-night-serum-1-oz-gentle-0-01-vitamin-a-with-hyaluronic-acid","provider":"REMEDIESBEAUTY","version":"1.0","type":"link"}