{"schemaVersion":"1.0.0","id":"cultarchive:product:drunk-elephant/c-firma-day-serum","canonicalUrl":"https://cultarchive.com/products/drunk-elephant/c-firma-day-serum","apiUrl":"https://cultarchive.com/api/v1/products/drunk-elephant/c-firma-day-serum","name":"C‑Firma Day Serum","brand":{"name":"Drunk Elephant","slug":"drunk-elephant"},"category":{"value":"serum","label":"Serums"},"productType":{"value":"serum","label":"Serums"},"description":null,"size":null,"image":{"url":"https://www.drunkelephant.com/on/demandware.static/-/Sites-itemmaster_drunkelephant/default/dw6a3f3061/products/images/Skincare/Serum/812343034358-C-Firma/C-Firma-PDP_Carousel/C-Firma_1.jpg","available":true,"status":"available"},"currency":"USD","minimumPrice":79,"maximumPrice":79,"priceDisplayValue":"$79.00","skinTypes":[],"skinConcerns":[],"climateFocus":[],"lifeStageFocus":[],"pregnancyIngredientScreening":{"status":"insufficient_ingredient_information","displayText":"Ingredient information is not complete enough for pregnancy ingredient screening","methodologyUrl":"https://cultarchive.com/about","note":"Rule-based ingredient screen, not medical advice. Always confirm with a qualified clinician if pregnant, breastfeeding, or trying to conceive."},"ingredientList":[],"ingredientListCompleteness":"missing","keyIngredients":[],"keyIngredientsSummary":null,"pros":["Often described as brightening and firming, with a noticeably fresher-feeling vitamin C serum than older pre-mixed formats","May suit those wanting a stable, high-percentage (15%) L-ascorbic acid serum since it is mixed fresh at first use","Some users report a more even, radiant complexion with consistent daytime use under sunscreen"],"cons":["The self-mixing step (combining two vials before first use) is an extra preparation step some users report finding inconvenient","Formulated at a low pH (~2.5) for potency, which some users with sensitive skin report can cause initial tingling"],"communitySummary":null,"sourceReferences":[{"url":"https://www.drunkelephant.com/collections/serums/c-firma-fresh-vitamin-c-day-serum-812343034358.html","field":"productPage"},{"url":"https://www.drunkelephant.com/on/demandware.static/-/Sites-itemmaster_drunkelephant/default/dw6a3f3061/products/images/Skincare/Serum/812343034358-C-Firma/C-Firma-PDP_Carousel/C-Firma_1.jpg","field":"image"}],"knownUncertainty":[{"field":"description","status":"unknown","message":"No public product description is currently available."},{"field":"ingredientList","status":"unknown","message":"Ingredient information is missing or incomplete."},{"field":"pregnancyIngredientScreening","status":"incomplete","message":"The ingredient list is not complete enough for a cautious pregnancy ingredient screen."}],"lastUpdated":"2026-07-13"}