{"product_id":"obagi-medical-vitamin-c-serum-20-l-ascorbic-acid-0-42-oz-brightening-fast-absorbing-antioxidant","title":"Obagi Medical Vitamin C Serum 20% L-Ascorbic Acid 0.42 oz — Brightening, Fast-Absorbing Antioxidant","description":"\u003cp\u003e\u003cstrong\u003eObagi Professional-C 20% Vitamin C Serum is a high-strength L-ascorbic acid formula designed to brighten skin tone and help reduce the visible signs of aging.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis concentrated serum from Obagi Medical delivers 20% pure L-ascorbic acid in a formulation calibrated for stability and skin absorption. It’s part of a physician-developed line used by skincare professionals; the formula aims to support an even complexion, improve surface texture appearance, and help the skin look more resilient. The lightweight fluid absorbs quickly and is intended to pair with your existing routine — morning or evening — while following product-specific guidance for layering.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this serum help improve skin radiance?\u003c\/h3\u003e\n\u003cp\u003eThe 20% L-ascorbic acid concentration targets uneven tone and dullness by supporting the skin’s natural surface renewal processes. Regular use can help the complexion look more luminous and even, while the formula is balanced to promote effective penetration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e20% pure L-ascorbic acid — a potent, well-studied form of vitamin C\u003c\/li\u003e\n  \u003cli\u003epH-balanced for improved stability and skin absorption\u003c\/li\u003e\n  \u003cli\u003eLightweight, fast-absorbing texture for layering under hydrators or sunscreen\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this reduce the appearance of fine lines and texture concerns?\u003c\/h3\u003e\n\u003cp\u003eThe serum is designed to support the appearance of smoother skin by addressing surface irregularities and the look of fine lines. While not a medical treatment, its antioxidant activity and concentrated formulation help the skin appear more refined over time when used consistently.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-strength vitamin C to help brighten and soften visible lines\u003c\/li\u003e\n  \u003cli\u003eFormulated to reinforce the skin’s visible surface resilience\u003c\/li\u003e\n  \u003cli\u003eCompatible with many professional-grade skincare regimens\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I add Obagi Professional-C 20% to my skincare routine?\u003c\/h3\u003e\n\u003cp\u003eIntroduce the serum gradually, applying a few drops to clean, dry skin once daily or as recommended by your skincare professional. Follow with a moisturizer and broad-spectrum sunscreen in the morning; consult your provider about combining with other active ingredients to avoid irritation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply after cleansing and toning, before heavier creams or oil-based products\u003c\/li\u003e\n  \u003cli\u003eUse sunscreen daily when using vitamin C products\u003c\/li\u003e\n  \u003cli\u003eStart with alternate-day use if you have sensitive skin, then increase frequency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this product clinically evaluated and suitable for varied skin tones?\u003c\/h3\u003e\n\u003cp\u003eObagi’s Professional-C line has been evaluated in consumer studies and developed with a focus on clinical performance across skin types. The brand emphasizes professional testing and dermatologist involvement in formulation to support broad use, though individual responses can vary.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClinically tested with consumer-reported improvement in brightness and hydration\u003c\/li\u003e\n  \u003cli\u003ePhysician-formulated and dermatologist-tested components\u003c\/li\u003e\n  \u003cli\u003eDesigned to pair with professional skincare protocols for diverse skin tones\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Obagi Professional-C 20% Vitamin C Serum is intended for adults seeking a potent, medical-grade vitamin C concentrate to address dullness, uneven tone, and the appearance of fine lines. It’s a fit for people comfortable incorporating high-strength actives into their routine or those under professional guidance wanting a product trusted by skincare clinicians. If you have very sensitive or reactive skin, consider consulting a dermatologist before use and introduce the product slowly to assess tolerance.\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: How often should I use Obagi Professional-C 20%?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start once daily, preferably morning, then increase to daily as tolerated. Use with broad-spectrum sunscreen during daytime.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I combine this serum with retinol or other actives?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You can, but introduce combinations slowly and consider alternating nights or consulting a dermatologist to reduce irritation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Obagi Medical","offers":[{"title":"Default Title","offer_id":58344769814915,"sku":"B09XWK4FNC","price":118.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/2696\/0515\/files\/obagi-professional-c-front-bottle.jpg?v=1782596465","url":"https:\/\/origin-beauty.com\/products\/obagi-medical-vitamin-c-serum-20-l-ascorbic-acid-0-42-oz-brightening-fast-absorbing-antioxidant","provider":"Origin Beauty","version":"1.0","type":"link"}