Comparison of Major Nutritional Components in Polygonatum Germplasm Resources from Different Origins

Polygonatum has been widely used in traditional Chinese medicine and as a functional food due to its richness in bioactive compounds and nutritional value. However, comprehensive assessments of the nutritional quality of cultivated Polygonatum germplasm resources remain limited. In this study, 40 Polygonatum germplasms from ten provinces were analyzed for key nutritional components on a dry-weight basis, including polysaccharides, total dietary fiber, vitamin C, protein, and mineral elements....