{"product_id":"leucidal®-sf-max-advanced-natural-preservative","title":"Leucidal® SF Max | Advanced Natural Preservative","description":"\u003cp data-end=\"815\" data-start=\"449\"\u003e\u003cstrong data-end=\"469\" data-start=\"449\"\u003eThis item ships FREE! \u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003ePlease allow 7-10 days lead time before shipping confirmation.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"815\" data-start=\"449\"\u003e\u003cstrong data-end=\"469\" data-start=\"449\"\u003eLeucidal® SF Max\u003c\/strong\u003e represents the most advanced evolution in the Leucidal® line of natural preservatives. This enhanced version optimizes the fermentation process of \u003cem data-end=\"632\" data-start=\"617\"\u003eLactobacillus\u003c\/em\u003e, tightening the specification for antimicrobial peptides (bacteriocins) to ensure \u003cstrong data-end=\"770\" data-start=\"715\"\u003estronger, broader-spectrum antimicrobial protection\u003c\/strong\u003e with superior consistency and performance.\u003c\/p\u003e\n\u003cp data-end=\"1186\" data-start=\"817\"\u003eDerived from the same beneficial microorganisms used in traditional fermentation (like kimchi and sauerkraut), Leucidal® SF Max uses \u003cstrong data-end=\"974\" data-start=\"950\"\u003eprobiotic technology\u003c\/strong\u003e to inhibit microbial growth naturally. During production, \u003cstrong data-end=\"1045\" data-start=\"1033\"\u003elysozyme\u003c\/strong\u003e is introduced to carefully lyse the bacterial cells, releasing potent peptides that defend formulations against bacteria, yeast, and mold.\u003c\/p\u003e\n\u003cp data-end=\"1408\" data-start=\"1188\"\u003eLeucidal® SF Max offers a powerful, \u003cstrong data-end=\"1252\" data-start=\"1224\"\u003eeco-friendly alternative\u003c\/strong\u003e to synthetic preservatives such as parabens, phenoxyethanol, and formaldehyde donors—delivering safe, effective protection for today’s clean beauty market.\u003c\/p\u003e\n\u003chr data-end=\"1413\" data-start=\"1410\"\u003e\n\u003ch3 data-end=\"1435\" data-start=\"1415\"\u003e\u003cstrong data-end=\"1435\" data-start=\"1419\"\u003eKey Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1950\" data-start=\"1436\"\u003e\n\u003cli data-end=\"1526\" data-start=\"1436\"\u003e\n\u003cstrong data-end=\"1477\" data-start=\"1438\"\u003eEnhanced Antimicrobial Performance:\u003c\/strong\u003e Optimized fermentation for stronger protection\u003c\/li\u003e\n\u003cli data-end=\"1603\" data-start=\"1527\"\u003e\n\u003cstrong data-end=\"1557\" data-start=\"1529\"\u003eBroad-Spectrum Activity:\u003c\/strong\u003e Effective against bacteria, yeast, and mold\u003c\/li\u003e\n\u003cli data-end=\"1683\" data-start=\"1604\"\u003e\n\u003cstrong data-end=\"1630\" data-start=\"1606\"\u003eNatural \u0026amp; Non-Toxic:\u003c\/strong\u003e Derived entirely from \u003cem data-end=\"1668\" data-start=\"1653\"\u003eLactobacillus\u003c\/em\u003e fermentation\u003c\/li\u003e\n\u003cli data-end=\"1740\" data-start=\"1684\"\u003e\n\u003cstrong data-end=\"1702\" data-start=\"1686\"\u003eHeat Stable:\u003c\/strong\u003e Retains activity up to 70°C (158°F)\u003c\/li\u003e\n\u003cli data-end=\"1790\" data-start=\"1741\"\u003e\n\u003cstrong data-end=\"1766\" data-start=\"1743\"\u003eVersatile pH Range:\u003c\/strong\u003e Effective from pH 3–8\u003c\/li\u003e\n\u003cli data-end=\"1859\" data-start=\"1791\"\u003e\n\u003cstrong data-end=\"1819\" data-start=\"1793\"\u003eMild \u0026amp; Non-Irritating:\u003c\/strong\u003e Gentle for sensitive or reactive skin\u003c\/li\u003e\n\u003cli data-end=\"1950\" data-start=\"1860\"\u003e\n\u003cstrong data-end=\"1890\" data-start=\"1862\"\u003eCompliant \u0026amp; Sustainable:\u003c\/strong\u003e Paraben-free, formaldehyde-free, and Whole Foods–approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1955\" data-start=\"1952\"\u003e\n\u003ch3 data-end=\"1981\" data-start=\"1957\"\u003e\u003cstrong data-end=\"1981\" data-start=\"1961\"\u003eFormulation Tips\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2354\" data-start=\"1982\"\u003e\n\u003cli data-end=\"2009\" data-start=\"1982\"\u003e\n\u003cstrong data-end=\"1998\" data-start=\"1984\"\u003eUse Level:\u003c\/strong\u003e 2.0–4.0%\u003c\/li\u003e\n\u003cli data-end=\"2043\" data-start=\"2010\"\u003e\n\u003cstrong data-end=\"2027\" data-start=\"2012\"\u003eSolubility:\u003c\/strong\u003e Water-soluble\u003c\/li\u003e\n\u003cli data-end=\"2119\" data-start=\"2044\"\u003e\n\u003cstrong data-end=\"2065\" data-start=\"2046\"\u003ePhase Addition:\u003c\/strong\u003e Add during the cool-down phase (below 70°C \/ 158°F)\u003c\/li\u003e\n\u003cli data-end=\"2149\" data-start=\"2120\"\u003e\n\u003cstrong data-end=\"2143\" data-start=\"2122\"\u003eOptimal pH Range:\u003c\/strong\u003e 3–8\u003c\/li\u003e\n\u003cli data-end=\"2242\" data-start=\"2150\"\u003e\n\u003cstrong data-end=\"2164\" data-start=\"2152\"\u003eTesting:\u003c\/strong\u003e Always perform microbial challenge testing to confirm preservation efficacy\u003c\/li\u003e\n\u003cli data-end=\"2354\" data-start=\"2243\"\u003e\n\u003cstrong data-end=\"2266\" data-start=\"2245\"\u003eFormulation Note:\u003c\/strong\u003e For products using gums or Carbopol, incorporate Leucidal® SF Max prior to thickening\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2359\" data-start=\"2356\"\u003e\n\u003ch3 data-end=\"2383\" data-start=\"2361\"\u003e\u003cstrong data-end=\"2383\" data-start=\"2365\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2842\" data-start=\"2384\"\u003e\n\u003cli data-end=\"2424\" data-start=\"2384\"\u003e\n\u003cstrong data-end=\"2400\" data-start=\"2386\"\u003eINCI Name:\u003c\/strong\u003e Lactobacillus Ferment\u003c\/li\u003e\n\u003cli data-end=\"2486\" data-start=\"2425\"\u003e\n\u003cstrong data-end=\"2442\" data-start=\"2427\"\u003eAppearance:\u003c\/strong\u003e Clear to hazy, colorless to yellow liquid\u003c\/li\u003e\n\u003cli data-end=\"2520\" data-start=\"2487\"\u003e\n\u003cstrong data-end=\"2504\" data-start=\"2489\"\u003eSolubility:\u003c\/strong\u003e Water-soluble\u003c\/li\u003e\n\u003cli data-end=\"2586\" data-start=\"2521\"\u003e\n\u003cstrong data-end=\"2540\" data-start=\"2523\"\u003eApplications:\u003c\/strong\u003e Skin conditioning, antimicrobial protection\u003c\/li\u003e\n\u003cli data-end=\"2631\" data-start=\"2587\"\u003e\n\u003cstrong data-end=\"2602\" data-start=\"2589\"\u003epH Range:\u003c\/strong\u003e 4.0–11.0 (optimum 3.0–8.0)\u003c\/li\u003e\n\u003cli data-end=\"2670\" data-start=\"2632\"\u003e\n\u003cstrong data-end=\"2659\" data-start=\"2634\"\u003eSuggested Use Levels:\u003c\/strong\u003e 2.0–4.0%\u003c\/li\u003e\n\u003cli data-end=\"2739\" data-start=\"2671\"\u003e\n\u003cstrong data-end=\"2688\" data-start=\"2673\"\u003eShelf Life:\u003c\/strong\u003e 12 months, properly stored in a sealed container\u003c\/li\u003e\n\u003cli data-end=\"2842\" data-start=\"2740\"\u003e\n\u003cstrong data-end=\"2754\" data-start=\"2742\"\u003eStorage:\u003c\/strong\u003e Store in a cool, dry place (50°–77°F \/ 10°–25°C), away from direct light and humidity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2847\" data-start=\"2844\"\u003e\n\u003ch3 data-end=\"2868\" data-start=\"2849\"\u003e\u003cstrong data-end=\"2868\" data-start=\"2853\"\u003eCommon Uses\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"3013\" data-start=\"2869\"\u003e✅ Moisturizers \u0026amp; creams\u003cbr data-end=\"2895\" data-start=\"2892\"\u003e✅ Serums \u0026amp; facial toners\u003cbr data-end=\"2922\" data-start=\"2919\"\u003e✅ Cleansers \u0026amp; gels\u003cbr data-end=\"2943\" data-start=\"2940\"\u003e✅ Hair care products\u003cbr data-end=\"2966\" data-start=\"2963\"\u003e✅ Natural deodorants \u0026amp; body care formulations\u003c\/p\u003e\n\u003chr data-end=\"3018\" data-start=\"3015\"\u003e\n\u003ch3 data-end=\"3047\" data-start=\"3020\"\u003e\u003cstrong data-end=\"3047\" data-start=\"3024\"\u003eNatural Living Note\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"3291\" data-start=\"3048\"\u003e\u003cstrong data-end=\"3068\" data-start=\"3048\"\u003eLeucidal® SF Max\u003c\/strong\u003e is the evolution of natural preservation — science and nature working in harmony. With boosted antimicrobial strength and clean formulation compatibility, it’s trusted by formulators seeking performance without compromise.\u003c\/p\u003e\n\u003chr data-end=\"3736\" data-start=\"3733\"\u003e\n\u003cp data-end=\"3978\" data-start=\"3776\"\u003e\u003cstrong data-end=\"3800\" data-start=\"3776\"\u003eRelated Collections:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"3978\" data-start=\"3776\"\u003e\u003cstrong data-end=\"3800\" data-start=\"3776\"\u003e\u003cstrong data-start=\"3860\" data-end=\"3884\"\u003e\u003cstrong\u003eFrom the Blog:\u003cbr\u003e\u003c\/strong\u003e\u003c\/strong\u003e\u003ca href=\"https:\/\/naturalskincareingredients.com\/blogs\/the-formulator-s-journal\/what-are-preservatives-and-why-your-natural-products-need-them\" title=\"What Are Preservatives (and Why Your Natural Products Need Them)\"\u003e\u003cem\u003eWhat Are Preservatives (and Why Your Natural Products Need Them)\u003c\/em\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Natural Skincare Ingredients","offers":[{"title":"1kg (35.27oz)","offer_id":42699552423984,"sku":null,"price":108.25,"currency_code":"USD","in_stock":true},{"title":"5kg (176.36oz)","offer_id":42699552456752,"sku":null,"price":444.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/3962\/1424\/files\/preservatives_37edada6-301c-4ae4-a312-69301b9adafe.png?v=1768080923","url":"https:\/\/naturalskincareingredients.com\/products\/leucidal%c2%ae-sf-max-advanced-natural-preservative","provider":"Natural Skincare Ingredients","version":"1.0","type":"link"}