Illuminating research for decades
Alexa Fluor® dyes—the leading and most trusted fluorescent dyes available today. In addition to superior performance you’ll get an experienced, problem-solving technical support team, >50,000 published references, application and experimental tips, as well as protocols to help with experimental planning. For the best research experience, you’ll want to use Alexa Fluor® dyes.
Alexa Fluor products
Highest-performing dyes available
Using too much secondary antibody?
Alexa Fluor® dyes superior performance means you need less conjugate for optimal results.
Alexa Fluor dyes across the spectrum
Alexa Fluor® dyes and conjugates are available across the visible spectrum and beyond.
Learn more about our wide range of Alexa Fluor® dyes