Based on anecdotal feedback from customers regarding the efficacy of Nexabiotic™ for C diff, Dr. Formulas is conducting a clinical study to gauge the effectiveness of Nexabiotic™ in the treatment of C diff.


  1. You will need to have been diagnosed with C diff within the past 30 days via PCR lab test or rapid antigen testing
  2. You must not be immunocompromised:
    1. HIV+
    2. Transplant recipient
    3. Taking immunosuppressive drugs like Humera, cyclophosphamide, Tacrolimus, cyclosporine, mycophenolate mofetil, mycophenolate sodium, azathioprine, prednisone


You will fill out an extensive survey regarding your health. Once enrolled in the study you will either receive a supply of placebo pills or Nexabiotic™ capsules. We will be blinded to the contents of each capsule and will not know what we gave you until the very end of the study when data is compiled. Every day for 3 weeks you will be asked to complete a short survey regarding your bowel movements including quantity and quality.


Participants will be awarded with a $100 gift certificate on upon completion of the study.

Please fill out the following form to get started.

Privacy Policy

Information we collect from you
When you place an order on or any of our product sites like we will require your name, shipping, and address information. We will also collect credit card information when placing an order. This study will also require information related to your health. Any and all health information will be kept and transmitted in accordance to HIPAA guidelines.
How we use your information
Your information is used only to process your orders. We only store your contact information and all financial data is handled by We will also access your account information in order to provide you with fast and efficient customer service. If you have selected the opt-in option while ordering, we may occasionally send newsletters or special offers to your email account.

Any health information will be transmitted using SSL encryption and stored in encrypted and password protected databases with complex security requirements.
How we protect your information
Whenever you access your account or billing information online we use a Secure Socket Layer (SSL) connection to ensure that your data is encrypted and transmitted securely. Your credit card information is also by in an encrypted format and all your personal information is behind our secure network. Your credit card information is used to process your order and then is no longer accessible even to us.
Non-disclosure of your information
All of the personal information submitted to is kept confidential in our secure database and will never be sold or shared with anyone else.
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This website uses Google Analytics, a web analytics service provided by Google, Inc. (‘Google’). Google Analytics uses ‘cookies’, which are text files placed on your computer, to help the website analyze how users use the site. The information generated by the cookie about your use of the website (including your IP address) will be transmitted to and stored by Google on servers in the United States . Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity for website operators and providing other services relating to website activity and internet usage. Google may also transfer this information to third parties where required to do so by law, or where such third parties process the information on Google’s behalf. Google will not associate your IP address with any other data held by Google. You may refuse the use of cookies by selecting the appropriate settings on your browser, however please note that if you do this you may not be able to use the full functionality of this website. By using this website, you consent to the processing of data about you by Google in the manner and for the purposes set out above. For more information on Google Analytics, please visit this page:
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Links to external sites may be provided on our website in order to provide you with useful information. These sites are not related to or any of its product websites and will have their own independent privacy policies.
Policy changes
Any future changes to our privacy policy will be posted on this page. Policy changes will apply only to information collected after the date of the change.
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