D-Psicose is a rare monosaccharide (ketohexose) with the molecular formula C₆H₁₂O₆. Structurally similar to fructose, it is widely studied for its role in carbohydrate metabolism, biochemical pathways, and functional food research. Due to its low caloric value and unique metabolic properties, D-psicose is frequently used in food science and nutritional studies, as well as in analytical and biochemical research.

This compound is supplied at ≥98% purity in solid form and is suitable for laboratory applications including chromatography, method development, and metabolic profiling. It is commonly used as a reference compound in analytical workflows, as well as in fermentation studies and enzymatic assays involving sugar interconversion and carbohydrate metabolism.

D-Psicose is compatible with a range of analytical techniques including HPLC and ion chromatography, making it suitable for quantitative and qualitative carbohydrate analysis in research and quality control laboratories. Storage under refrigerated conditions (4°C) and protection from light are recommended to maintain stability.