Jessicurl formulations and processes used to manufacture all items have not changed since mid 2016 when several items were switched to the new preservative system. Nothing has changed since then. All batches are tested in the Jessicurl on-site lab for microbial levels as well as for colour, odour, appearance, viscosity, and pH. All formulas have been tested by a third party lab on a number of occasions for safety but also for stability and preservative efficacy. Jessicurl has chosen to keep the formulas as “clean” as possible which means minimal use of stabilizers and preservatives. Third party testing results show the period after opening as 12 months which translates to…