{"product_id":"isntree-hyper-vitamin-c-23-serum-20ml","title":"Isntree Hyper Vitamin C 23 Serum 20mL","description":"\u003ch2\u003eShort Description\u003c\/h2\u003e\u003cp\u003eBring focused brightening care to dull, uneven-looking skin with Isntree Hyper Vitamin C 23 Serum. The formula combines 23% pure vitamin C with vitamin E, birch juice and panthenol for a lightweight treatment that supports radiance while supplying moisture. This is a high-concentration ascorbic acid serum, so introduce it cautiously rather than treating it like a basic hydrating serum. Keep it cool, tightly closed and away from light, and use sunscreen during the day.\u003c\/p\u003e\u003ch2\u003eIsntree Vitamin C Serum 101\u003c\/h2\u003e\u003cp\u003eIsntree Hyper Vitamin C 23 Serum is a concentrated facial treatment containing 23% ascorbic acid, the pure form of vitamin C. It is designed for dullness, uneven-looking tone and the appearance of dark spots. Tocopherol, or vitamin E, complements the formula’s antioxidant-focused approach, while a vitamin C derivative is also present in the ingredient list.\u003c\/p\u003e\u003cp\u003eBetaine, hydroxyethyl urea, birch juice and panthenol add hydrating and skin-conditioning support to the lightweight base. Apply a small amount after toner and before moisturizer. Because of the high vitamin C concentration, start once every three to four days, watch how your skin responds and protect the formula from heat and direct sunlight.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003ch3\u003e23% pure vitamin C with hydrating support\u003c\/h3\u003e\u003cp\u003eHyper Vitamin C 23 uses a high concentration of ascorbic acid in a lightweight serum rather than a rich cream. The supporting ingredients are selected to pair brightening-focused care with moisture and skin comfort. Its compact dropper bottle allows a measured application, and careful storage helps protect this vitamin C formula between uses.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e23% ascorbic acid:\u003c\/strong\u003e Pure vitamin C is the second listed ingredient at 23%, giving this serum its concentrated brightening identity and making cautious introduction essential.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVitamin E pairing:\u003c\/strong\u003e Tocopherol adds vitamin E to the formula, complementing its antioxidant-focused skincare approach alongside ascorbic acid and ethyl ascorbyl ether.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirch juice and panthenol:\u003c\/strong\u003e Betula platyphylla japonica juice and panthenol provide hydrating and conditioning support, helping balance the active focus with skin comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture-binding base:\u003c\/strong\u003e Betaine, polyglycerin-3 and hydroxyethyl urea help hold moisture in a light serum texture, rather than relying on a heavy layer of oils.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControlled dropper application:\u003c\/strong\u003e The supplied dropper makes it easy to dispense a few drops. Close it securely after each use and protect the bottle from light and heat.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eBenefits\u003c\/h2\u003e\u003ch3\u003eFocused radiance care for uneven-looking skin\u003c\/h3\u003e\u003cp\u003eThis serum is intended for people looking for a dedicated vitamin C step, particularly when dullness and uneven-looking tone are their main concerns. Its moisture-supporting ingredients add comfort to the lightweight texture, but a high concentration can still feel strong. Start slowly and let your skin’s response guide ongoing use.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrighter-looking complexion:\u003c\/strong\u003e Ascorbic acid supports a more radiant appearance and helps improve the look of dullness as part of a consistent skincare routine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore even-looking tone:\u003c\/strong\u003e The formula targets the appearance of dark spots and discoloration, helping the complexion look more uniform over time rather than providing instant coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydration alongside actives:\u003c\/strong\u003e Humectants, birch juice and panthenol add moisture and conditioning care, so the serum addresses skin feel as well as visible radiance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight layering:\u003c\/strong\u003e The fluid texture fits beneath moisturizer, giving a focused vitamin C step without requiring a thick treatment layer or replacing your sunscreen.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow to Use\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003ePatch test before first use. Start once every three to four days because of the high vitamin C concentration.\u003c\/li\u003e\n\u003cli\u003eWhen first opening, remove the original cap, insert the supplied dropper and twist securely into place.\u003c\/li\u003e\n\u003cli\u003eAfter cleansing and toner, dispense 2–3 drops into your palm, using less if needed while introducing the serum.\u003c\/li\u003e\n\u003cli\u003eGently spread and pat over the face, avoiding the eyes, lips and irritated areas. Leave on and follow with moisturizer.\u003c\/li\u003e\n\u003cli\u003eApply sunscreen during the day. Close the bottle tightly after use and store in a cool, dark place away from direct sunlight.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eImportant Info\u003c\/h2\u003e\u003cp\u003eContains a high concentration of pure vitamin C. Patch test and introduce cautiously. Avoid broken or irritated skin and contact with the eyes. Stop use if irritation persists. Avoid layering with other irritating treatments while assessing tolerance. Do not shake before opening; fit the dropper securely, then sway the bottle gently as directed. Store in a cool, dark place and use within two months of opening. Protect the serum from heat, sunlight and unnecessary air exposure; keep the dropper securely closed. Keep out of reach of children.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFull Ingredients (INCI):\u003c\/strong\u003e Water, Ascorbic Acid (23%), Propanediol, Betaine, 1,2-Hexanediol, Polyglycerin-3, Tromethamine, Ethyl Ascorbyl Ether, Hydroxyethyl Urea, Betula Platyphylla Japonica Juice, Ethylhexylglycerin, Adenosine, Disodium EDTA, Panthenol, Gardenia Florida Fruit Extract, Dextrin, Tocopherol.\u003c\/p\u003e\u003cp\u003eIngredients may change. Check the packaging for the ingredient list supplied with your product.\u003c\/p\u003e\u003ch2\u003eThe Goods\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eYou Get:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e1 × Isntree Hyper Vitamin C 23 Serum 20mL\u003c\/li\u003e\u003c\/ul\u003e","brand":"Isntree","offers":[{"title":"20ml","offer_id":67791558213934,"sku":"L7iyNMig2PFwF13s9_2mI","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/2010\/0142\/files\/isntree-group4-5-generated-main.png?v=1792723806","url":"https:\/\/ahvte.com\/products\/isntree-hyper-vitamin-c-23-serum-20ml","provider":"AHVTE","version":"1.0","type":"link"}