{"product_id":"talsen-chemicals-optiphen-plus-cosmetic-preservative-4-oz-liquid-broad-spectrum-paraben-free-for-lotions-serums","title":"Talsen Chemicals Optiphen Plus cosmetic preservative — 4 oz liquid broad‑spectrum, paraben‑free for lotions \u0026 serums","description":"\u003cb\u003eTalsen Chemicals Optiphen Plus is a liquid, paraben-free preservative blend formulated to protect cosmetics, lotions, and serums against microbial contamination while maintaining skin-friendly aesthetics.\u003c\/b\u003e\n\n\u003cp\u003eIf you make small-batch skincare or DIY personal care products, Optiphen Plus offers broad-spectrum preservation in a ready-to-use liquid. Designed for slightly acidic formulas, it integrates into oil-and-water systems and supports a pleasant skin feel without adding greasiness. This 4-ounce (118 mL) size is convenient for hobbyists, indie brands, and formulators testing prototypes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Optiphen Plus protect my homemade lotions and creams?\u003c\/h3\u003e\n\u003cp\u003eOptiphen Plus provides broad-spectrum antimicrobial activity suitable for many cosmetic applications. It helps limit yeast, mold, and bacteria growth when used at recommended usage levels and within appropriate pH ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEffective in slightly acidic formulations (typically pH compatible with common skincare)\u003c\/li\u003e\n  \u003cli\u003eWorks in both oil-in-water and many water-containing emulsions\u003c\/li\u003e\n  \u003cli\u003eApplied at manufacturer-recommended concentrations for best results\u003c\/li\u003e\n  \u003cli\u003eHelps extend typical shelf life to months with proper manufacturing and storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs Optiphen Plus easy to incorporate into my DIY or small-batch process?\u003c\/h3\u003e\n\u003cp\u003eYes — Optiphen Plus is a liquid that blends into the water or cool-down phase of formulations, simplifying addition and dosing. It does not require heat to be effective, which is convenient for heat-sensitive actives.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd during the cool-down phase below the product’s maximum temperature limits\u003c\/li\u003e\n  \u003cli\u003eMeasure precisely with a syringe or graduated dropper for consistent dosing\u003c\/li\u003e\n  \u003cli\u003eMix thoroughly to ensure even distribution throughout the batch\u003c\/li\u003e\n  \u003cli\u003eCompatible with many emulsifiers and base ingredients used in lotions and serums\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Optiphen Plus affect skin feel, scent, or color of my products?\u003c\/h3\u003e\n\u003cp\u003eOptiphen Plus is formulated to minimize changes to aesthetics and texture. It contributes mild conditioning without adding tackiness, and when used correctly, it should not significantly alter fragrance or color.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContributes a non-greasy, conditioning finish to formulations\u003c\/li\u003e\n  \u003cli\u003eNeutral in odor at proper usage rates, preserving chosen fragrances\u003c\/li\u003e\n  \u003cli\u003eLow potential for sensitization when handled and formulated properly\u003c\/li\u003e\n  \u003cli\u003eCompatible with common pigments and botanical extracts used in small-batch cosmetics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will Optiphen Plus keep a product shelf-stable?\u003c\/h3\u003e\n\u003cp\u003eShelf life depends on formulation, manufacturing hygiene, packaging, and storage conditions. When combined with good manufacturing practices and correct dosing, many personal care products see extended stability of several months to over a year.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical extended product life ranges from about 6 to 18 months in many formulas\u003c\/li\u003e\n  \u003cli\u003eShorter or longer life spans depend on water activity, pH, and ingredient compatibility\u003c\/li\u003e\n  \u003cli\u003eStore finished goods in cool, dry conditions away from direct sunlight\u003c\/li\u003e\n  \u003cli\u003eAlways perform challenge testing for commercial products to verify preservation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Makers, indie skincare brands, and formulators creating lotions, creams, serums, and other slightly acidic personal care products who want a paraben-free, broad-spectrum liquid preservative. Optiphen Plus suits small-batch production, prototype testing, or scaling up when you need a reliable preservative that preserves texture and sensory profile while fitting into oil-and-water systems.\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 pH range works best with Optiphen Plus?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Optiphen Plus is best in slightly acidic formulas; follow supplier guidance for optimal pH compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add Optiphen Plus to hot formulations?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add Optiphen Plus during the cool-down phase per manufacturer recommendations to preserve activity.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Talsen Chemicals","offers":[{"title":"Default Title","offer_id":49632774357130,"sku":"B08PFY742Z","price":70.35,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/4825\/6394\/files\/talsen-optiphen-plus-front-packaging.jpg?v=1782964288","url":"https:\/\/auviraskincare.com\/products\/talsen-chemicals-optiphen-plus-cosmetic-preservative-4-oz-liquid-broad-spectrum-paraben-free-for-lotions-serums","provider":"Auvira Beauty","version":"1.0","type":"link"}