Potatoes and Starches Low in Threonine (per 100 g edible portion)

• Potatoe (tuber, raw)
  
  52 mg
• Chinese yam, Nagaimo (tuberous root, raw)
  
  58 mg
• Satoimo (corm, raw)
  
  62 mg
• Sweet potatoe (tuberous root, raw)
  
  69 mg