{"product_id":"medik8-c-tetra-vitamin-c-face-serum-1-0-fl-oz-stabilized-vitamin-c-hyaluronic-acid-for-hydrated-smoother-skin","title":"Medik8 C-Tetra Vitamin C Face Serum 1.0 fl oz — Stabilized Vitamin C, Hyaluronic Acid for Hydrated, Smoother Skin","description":"\u003cp\u003e\u003cstrong\u003eMedik8 C-Tetra is a lightweight, stabilized vitamin C face serum with multi-weight hyaluronic acid that supports hydrated, smoother-looking skin when used daily.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis daily morning serum pairs a stable form of vitamin C with multi-weight hyaluronic acid, squalane and antioxidant-rich extracts to target surface texture and boost skin hydration. Designed within Medik8's CSA philosophy, it fits into a daytime routine to help protect and brighten skin while maintaining comfort for sensitive types. The formula is vegan and crafted for everyday use under sunscreen.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this serum affect my skin texture and brightness?\u003c\/h3\u003e\n\u003cp\u003eThe stabilized vitamin C in C-Tetra works to support a more even, radiant-looking complexion while antioxidant ingredients help defend against environmental stressors. Regular morning use encourages a fresher surface appearance without the heaviness of oil-based serums.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContains a potent, stabilized form of vitamin C for long-lasting antioxidant support.\u003c\/li\u003e\n  \u003cli\u003eAntioxidant botanical extracts help maintain skin clarity and tone.\u003c\/li\u003e\n  \u003cli\u003eLightweight base avoids greasy residue, so skin looks smoother, not slick.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this hydrate my skin without feeling heavy?\u003c\/h3\u003e\n\u003cp\u003eYes — multi-weight hyaluronic acid attracts and holds moisture at different levels of the skin, while squalane adds lightweight emollience. The result is immediate softness and sustained hydration without a sticky finish.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-weight hyaluronic acid targets surface and deeper hydration.\u003c\/li\u003e\n  \u003cli\u003eSqualane delivers non-greasy moisturization and skin comfort.\u003c\/li\u003e\n  \u003cli\u003eFormulation sinks in quickly, suitable under makeup and sunscreen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this serum suitable for sensitive skin and daily morning use?\u003c\/h3\u003e\n\u003cp\u003eFormulated to be gentle, the serum is appropriate for many sensitive skin types when introduced gradually. It’s intended for daytime application and works within Medik8’s recommended CSA routine—vitamin C plus sunscreen by day.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVegan formulation with thoughtfully selected actives to reduce irritation risk.\u003c\/li\u003e\n  \u003cli\u003eRecommended for daily AM use before sunscreen for antioxidant protection.\u003c\/li\u003e\n  \u003cli\u003eStart with alternate days if you have very reactive skin, then increase frequency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I add this serum into my skincare routine?\u003c\/h3\u003e\n\u003cp\u003eApply a few drops to clean, dry skin in the morning before moisturizer and sunscreen. It layers well beneath other lightweight products and can be paired with Medik8’s evening vitamin A step for a complete CSA approach.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse 2–3 drops on face, neck and décolletage after cleansing.\u003c\/li\u003e\n  \u003cli\u003eFollow with moisturizer and broad-spectrum sunscreen every morning.\u003c\/li\u003e\n  \u003cli\u003eCombine with Medik8 vitamin A products at night for a complementary regimen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Medik8 C-Tetra Advanced Vitamin C Serum is aimed at people seeking a science-led, everyday antioxidant treatment that brightens and hydrates without heavy oils. It suits those who follow a daytime antioxidant plus sunscreen routine, anyone looking to improve surface texture and hydration, and users who prefer vegan, fragrance-free formulations that layer cleanly under makeup.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eWater, Tetrahexyldecyl Ascorbate, Isododecane, Propanediol, Acetyl Glucosamine, Squalane, Tocopherol, Acetyl Zingerone, Camellia Sinensis (Green Tea) Leaf Vesicles, Hydroxyacetophenone, Sodium Hyaluronate, Cellulose, Avena Sativa (Oat) Kernel Extract, Glycerin, Hydroxyethyl Acrylate\/Sodium Acryloyldimethyl Taurate Copolymer, Citrus Grandis (Grapefruit) Peel Oil, Sucrose Stearate, Tetrasodium Glutamate Diacetate, Ethylhexylglycerin, Acrylates\/C10-30 Alkyl Acrylate Crosspolymer, Xanthan Gum, Sodium Benzoate, Cellulose Gum, 1,2-Hexanediol, Polysorbate 60, Sorbitan Isostearate, Citric Acid, Phenoxyethanol, Citral, Linalool, Limonene\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 C-Tetra with my sunscreen?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Apply C-Tetra in the morning, let it absorb, then follow with moisturizer and broad-spectrum sunscreen.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I use this serum?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start daily in the morning; if your skin is sensitive begin every other day and build up to daily use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Medik8","offers":[{"title":"Default Title","offer_id":58344556560771,"sku":"B0F8P1V9WQ","price":105.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/2696\/0515\/files\/medik8-c-tetra-front-bottle.jpg?v=1782590566","url":"https:\/\/origin-beauty.com\/products\/medik8-c-tetra-vitamin-c-face-serum-1-0-fl-oz-stabilized-vitamin-c-hyaluronic-acid-for-hydrated-smoother-skin","provider":"Origin Beauty","version":"1.0","type":"link"}