Sustainable preservation concepts

Global trends point towards the replacement of synthetic and potentially hazardous chemicals by safe and bio-based ingredients. In particular, preservatives such as parabens and isothiazolinones are facing increasing regulatory pressure regarding possible allergenic and sensitising effects.

This article provides evidence that L(+)-lactic acid, on its own or in combination with other additives, offers an efficient and sustainable alternative preservation system for personal care and home care formulations.