OptiNose, Inc. is on the Cruelty Free Investing list for exploiting animals because the company does animal testing for some of their medical analysis and clinical research.
The company stated in the following report that they exploit animals for product testing.
“Although still a matter of controversy, many studies in animals claim direct nose-to-brain transport along the olfactory and trigeminal nerves, circumventing the traditional barriers to CNS entry. Some clinical trials in man also suggest nose-to-brain drug delivery, although definitive proof in man is lacking.” Read the full document
Company Website: https://www.optinose.com