{"product_id":"lira-clinical-pro-c4-retinol-serum-1-69-oz-anti-aging-vitamin-c-retinol-for-brightening-texture","title":"Lira Clinical Pro C4 Retinol Serum - 1.69 oz Anti-Aging Vitamin C + Retinol for Brightening \u0026 Texture","description":"\u003cstrong\u003eLira Clinical Pro C4 Retinol Serum is a concentrated antioxidant and retinol blend that brightens, refines texture, and supports clearer-looking, firmer skin.\u003c\/strong\u003e\n\n\u003cp\u003eDesigned by skincare educators and formulated with four forms of vitamin C plus retinol and multiple plant stem cells, this serum targets uneven tone, fine lines, and texture while supporting a balanced complexion. The lightweight, fast-absorbing formula combines botanical extracts like licorice and olive leaf with Swiss apple, alpine rose, and sea fennel stem cells to deliver antioxidant protection and visible smoothing without heavy residue.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this serum improve dull or uneven skin tone?\u003c\/h3\u003e\n\u003cp\u003eThe Pro C4 serum blends four stable vitamin C derivatives to address discoloration and enhance radiance gradually and consistently. Those antioxidant forms work alongside licorice extract to help even skin tone while gentle resurfacing from retinol promotes cell turnover for a brighter surface.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFour complementary vitamin C forms deliver multi-pathway brightening.\u003c\/li\u003e\n  \u003cli\u003eLicorice extract helps reduce the look of dark spots and discoloration.\u003c\/li\u003e\n  \u003cli\u003eRetinol encourages skin renewal for improved clarity and glow.\u003c\/li\u003e\n  \u003cli\u003eLightweight texture layers easily under moisturizers and SPF.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this serum help with fine lines and texture?\u003c\/h3\u003e\n\u003cp\u003eYes — the formulation marries retinol’s resurfacing properties with peptides and plant stem cells that support firmness and elasticity. Regular use can reduce the look of fine lines and smooth skin texture by accelerating skin turnover and supporting a healthier surface feel.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRetinol targets texture irregularities and stimulates cell renewal.\u003c\/li\u003e\n  \u003cli\u003ePlant stem cells from Swiss apple and alpine rose assist in preserving a firmer appearance.\u003c\/li\u003e\n  \u003cli\u003eAntioxidants protect against environmental stressors that can accelerate visible aging.\u003c\/li\u003e\n  \u003cli\u003eNon-greasy finish suitable for layering in nightly routines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this serum appropriate for acne-prone or sensitive skin?\u003c\/h3\u003e\n\u003cp\u003eThe formula was created with balancing ingredients to support blemish-prone complexions while minimizing irritation. Olive leaf and licorice extracts calm and soothe, and the serum is described as non-irritating when introduced gradually; patch testing and stepwise integration are recommended for sensitive skin.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRetinol helps manage breakouts and refines pores when used as directed.\u003c\/li\u003e\n  \u003cli\u003eOlive leaf and botanical extracts soothe inflammation and support barrier function.\u003c\/li\u003e\n  \u003cli\u003eSuitable for acne-prone skin when introduced slowly and paired with hydration.\u003c\/li\u003e\n  \u003cli\u003eApply alternate nights initially, then increase frequency as tolerated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I add this serum into my skincare routine?\u003c\/h3\u003e\n\u003cp\u003eUse Pro C4 as a nighttime treatment after cleansing and before moisturizer. Begin with a small amount a few nights per week, increase gradually, and always follow with daytime SPF when using retinol products to protect renewed skin.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply a pea-sized amount to cleansed skin in the evening.\u003c\/li\u003e\n  \u003cli\u003eStart 2–3 nights weekly, then build to nightly use as tolerated.\u003c\/li\u003e\n  \u003cli\u003ePair with a gentle moisturizer; avoid strong actives on the same night initially.\u003c\/li\u003e\n  \u003cli\u003eUse broad-spectrum sunscreen each morning while using retinol.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Lira Clinical Pro C4 Retinol Serum is formulated for people seeking a multitasking serum that brightens, refines texture, and supports clearer-looking skin. It suits mature or acne-prone complexions and anyone ready to introduce a targeted vitamin C + retinol treatment into their evening routine. Those with very sensitive skin should patch-test and introduce the product slowly.\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 Lira Clinical Pro C4 Retinol Serum?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start 2–3 nights per week, then increase to nightly as tolerated; always use SPF each morning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this with other actives like AHA or vitamin C in the morning?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Avoid layering strong actives together at night; use this serum at night and vitamin C in the morning with SPF.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Lira Clinical","offers":[{"title":"Default Title","offer_id":49619225903242,"sku":"B00I16KKWS","price":218.56,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/4825\/6394\/files\/lira-clinical-pro-c4-front-packaging.jpg?v=1782826710","url":"https:\/\/auviraskincare.com\/products\/lira-clinical-pro-c4-retinol-serum-1-69-oz-anti-aging-vitamin-c-retinol-for-brightening-texture","provider":"Auvira Beauty","version":"1.0","type":"link"}