Claim · model-written summary
Yam peel had significantly higher protein, ash and dietary fiber than yam flesh.
Dioscorea polystachyaVerbatim
e1“Chinese yam ( Dioscorea polystachya Turcz.) is widely cultivated in China for both food and medicinal purposes”
e2“the peel contained significantly higher levels of protein, ash, dietary fiber, flavonoids, and phenols than the flesh”
Title
Yuanbo Zeng; Chentao Huang; Ziyan Wang; et al. Journal of Food Composition and Analysis 2026. doi:10.1016/j.jfca.2026.109197
Other claims from this paper (7)
- Association Yam peel had significantly higher flavonoid and phenol content than yam flesh.
- Observation Peel polysaccharides were mainly mannose-based, with compact and thermally stable structures.
- Observation Flesh polysaccharides were glucose-dominant.
- Association Flesh polysaccharides had higher molecular weights than peel polysaccharides.
- Observation Peel oligosaccharides were rich in fructo-oligosaccharides, suggesting prebiotic potential.
- Observation Flesh oligosaccharides consisted primarily of maltose-like glucans.
- Recommendation The authors recommend high-value recovery of yam peel for food and health industries.