• VisionBlue®: Trusted PURITY and PERFORMANCE

    • VisionBlue® is the only trypan blue stain for anterior use approved by the FDA.

    • No confirmed adverse events reported since launch in 2004.

    • Highly purified trypan blue with lowest recorded levels of mono-azo dye – known for carcinogenic properties in medical use.

    • High purification reduces the reported TASS risk from lower purity generic trypan blue use.

    • Batch level HPLC testing and Certificate of Analysis provides purity assurance and traceability for every lot produced.