Home Cosmetic Science Talk Formulating General Shelf Life/Preservative

  • Shelf Life/Preservative

    Posted by ANat2012 on May 9, 2016 at 5:15 am

    Hi!  Is there a correlation between the shelf life of the preservative used and the shelf life of the product? 
    My formula is anhydrous and uses Geogard 221 which has a shelf life of 1 year. The other raw ingredients in the formula have a shelf life of two years.  
    Thanks!!!

    Bobzchemist replied 8 years, 7 months ago 2 Members · 1 Reply
  • 1 Reply
  • Bobzchemist

    Member
    May 9, 2016 at 2:01 pm

    No, there is no correlation at all. The shelf life of any chemical is for that chemical at 100% only.

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