Why is trypan blue toxic and unsafe to use?

Do you know the pitfalls of trypan blue?

Aside from being toxic, trypan blue can cause issues with your cell counting. Join our webinar to find out why we recommend avoiding this cell viability dye.



  • Torsten Schultz-Larsen, PhD, Lead Application Scientist
  • Janny Marie L Peterslund, PhD, Scientific Affairs Manager

In this webinar you’ll learn:

  • How does exposure to trypan blue affect viable cells?
  • How is the cell population viability underestimated?
  • How does the viability analysis change over time?
  • What are the alternatives?


Play the video to view the recording of why is trypan blue toxic and unsafe to use?


We welcome and encourage blog users to leave comments. ChemoMetec reserves the right to moderate all comments and delete any that could be determined as i) irrelevant, ii) containing spam, iii) containing profanity, iv) deemed offensive or v) containing questionable content. We reserve the right to withhold any comment from being published. ChemoMetec is not responsible for the content in comments, which represent solely the views of the commenter.


Leave a comment

Your email address will not be published. Required fields are marked *