Euriso-Top

Euriso-Top is a leading European producer of stable isotope-labeled compounds and deuterated solvents, serving the global life sciences and research communities. Founded in 1991 by a group of researchers from the French Atomic Energy Commission (CEA), the company specializes in high-purity reagents for NMR spectroscopy, mass spectrometry, and metabolic research. Their extensive product catalog includes labeled amino acids, carbohydrates, steroids, and gases essential for proteomics, metabolomics, and structural biology. As a subsidiary of Cambridge Isotope Laboratories (CIL) and part of the Otsuka Pharmaceutical group, Euriso-Top leverages significant manufacturing expertise to support drug discovery and clinical diagnostics. The company is headquartered in Saint-Aubin, France, within the Paris-Saclay innovation cluster.