Captisol® is a derivatized beta cyclodextrin used in 18 approved products to date, including VEKLURY® (remdesivir) and KYPROLIS® (carfilzomib) to help solubilize & stabilize difficult to deliver molecules. Made by CyDex Pharmaceuticals (a Ligand Company), Captisol is the leading pharmaceutical-grade sulfobutylether beta-cyclodextrin (SBECD), with an excellent record of safety and consistency.

Captisol has been clinically used in therapeutics across many routes of administration, including parenteral, oral, subcutaneous, ophthalmic, nasal, inhalation, and dermal. Increasingly, companies are exploring the benefits of Captisol in consumer health, supplements, and personal care products.