Traditional preservative systems are coming under pressure from multiple directions. Regulators are increasingly reducing use levels or prohibiting materials, while consumers are questioning the use of preservatives that they read bad things about. This leaves the formulator with a dilemma -how to produce legal and safe cosmetics while using more natural, sustainable and 'gentler' alternatives. Add to this the cost implications and - for natural formulators, working with restricted lists of antimicrobials that natural and organic standards will permit - you get a very limited selection.
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