Welcome to the i-Health, Inc. Sampling Program!

The i-Health, Inc. Sampling Program for Culturelle®, Estroven®, AZO®, and Holigos® gives you the opportunity to try FREE products in exchange for your honest opinions! As an i-Health, Inc. Sampling Program member, you will provide authentic feedback for the products you receive. You'll be invited to try products based on your preferences and program participation, so be sure to complete your full profile!


Here's how the i-Health, Inc. Sampling Program works:

  • Receive your invitation and register by filling out your member profile
  • Receive notification when an offer is available, then login to the i-Health, Inc. Sampling Program website and select your product(s)
  • Product arrives at your provided address
  • Try the product and let us know what you think
  • Enjoy your product - it's yours to keep!
  • Be on the lookout for future offers

i-Health, Inc. does not influence the opinions of i-Health, Inc. Sampling Program members, nor do we modify or edit reviews. All reviews collected through this program will be labeled as such on culturelle.com, estroven.com, azoproducts.com, holigos.com or our affiliated sites. When products are not yet available to the general public, we’ll save your reviews and post them once they are.

i-Health, Inc. Sampling Program members must reside in the contiguous 48 states so that we are able to ship to you.