Collection: Vitamin Standards

Our stable isotope-labelled vitamin standards, including Vitamin D2, D3, E, and cholesterol products, as well as their hydroxy metabolites, are trusted by researchers and global nutrition companies. These standards enable the precise measurement of vitamin levels in nutritional and metabolic studies, ensuring accuracy in clinical diagnostics and therapeutic interventions. With superior quality and reliability, our vitamin standards are used in analytical protocols across multiple continents, serving as gold standards in bioanalytical research. Whether for clinical nutrition studies or metabolic tracking, these standards provide the essential accuracy required for cutting-edge research.