{"product_id":"kiehls-powerful-strength-12-5-vitamin-c-serum-radiance-firmness-pore-smoothing-3-4-oz","title":"Kiehl's Powerful-Strength 12.5% Vitamin C Serum – Radiance, Firmness \u0026 Pore-Smoothing (3.4 oz)","description":"\u003ch2\u003ePowerful-Strength Vitamin C Serum: brightening, firming, and smoothing\u003c\/h2\u003e\n\u003cp\u003eThis potent serum combines 12.5% vitamin C activity with supporting vitamin C derivatives and Hyaluronic Acid. Formulated as a line-reducing concentrate, it targets visible signs of aging while helping maintain skin moisture. The formula is designed for all skin types and is free from parabens, alcohol, mineral oil, and dyes.\u003c\/p\u003e\n\u003cp\u003ePure Vitamin C penetrates to deeper surface layers, while Hyaluronic Acid helps keep skin hydrated for a supple feel. Dermatologist-tested and suitable for sensitive skin, the product aims to deliver a clearer, more even complexion over time. The active vitamin C can remain effective in the skin for up to six days between applications, supporting a consistent glow.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you may notice\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRadiance boost: a brighter, more even complexion with refined texture.\u003c\/li\u003e\n  \u003cli\u003eFirmness over time: subtle improvements in skin resilience and tautness.\u003c\/li\u003e\n  \u003cli\u003ePore and line appearance: smoother look and reduced visibility of fine lines.\u003c\/li\u003e\n  \u003cli\u003eDeep delivery: a blend designed to reach deeper surface layers for lasting impact.\u003c\/li\u003e\n  \u003cli\u003eHydration support: Hyaluronic Acid helps the skin feel plump and comfortable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to use and safety\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAfter cleansing, apply two pumps over the entire face, avoiding the eye area.\u003c\/li\u003e\n  \u003cli\u003eYou may feel a gentle warmth as the formula blends into the skin.\u003c\/li\u003e\n  \u003cli\u003eDermatologist-tested and suitable for all skin types, including sensitive skin.\u003c\/li\u003e\n  \u003cli\u003eParaben-free, alcohol-free, mineral oil-free, and dye-free formula.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIn as little as two weeks, you may notice brighter skin and a smoother texture, especially when used as part of a daily skincare routine that complements other products in your regimen.\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: What makes Kiehl's Powerful-Strength 12.5% Vitamin C Serum stand out?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A potent blend totaling 12.5% vitamin C activity with hyaluronic acid supports radiance, firmness, and smoother skin.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I use this serum for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: After cleansing, apply two pumps over the face, avoiding the eye area; you may feel a gentle warmth as it blends.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kiehl's","offers":[{"title":"Default Title","offer_id":53049241305404,"sku":"B079X3RX47","price":135.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/1876\/2812\/files\/kiehls-powerful-strength-12-5-percent-vitamin-c-serum-bottle-closeup.jpg?v=1778541747","url":"https:\/\/oseilabeauty.com\/products\/kiehls-powerful-strength-12-5-vitamin-c-serum-radiance-firmness-pore-smoothing-3-4-oz","provider":"Oseila Beauty","version":"1.0","type":"link"}