[poll results] What is Your Preferred Method of Product Stability Testing?

cosmetic product samples lined up on white background
Image by issaronow at Adobe Stock

As we said last week, there are a number of ways to measure the stability of formulas; real-time and accelerated are perhaps the two most common.

We also noted Luigi Rigano's suggestion to put samples in their final packaging in the trunk of a car and drive it on different days for a total of at least 2,000 km (~1,243 miles), then examine samples.

Product stability has been, and probably always will be, a challenge for formulators, so last week's poll asked: What is Your Preferred Method of Product Stability Testing?

Here's how you responded.

Poll Results

  • Real-time testing 13%
  • Accelerated stability testing 28%
  • Both equally 59%

Be sure to check back for next week's poll!

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