1, origin difference: sweet potato starch is extracted from sweet potato rhizome, while sweet potato starch is extracted from sweet potato. Sweet potato is a common food crop in Asia, and it is mainly distributed in South America and tropical regions.

2. Differences in nutritional components: Sweet potato starch is a low-fat, low-calorie and low-sugar food, rich in insoluble cellulose and dietary fiber, which is beneficial to the health of digestive system, and also rich in minerals such as vitamin C, protein, potassium, calcium and magnesium. Sweet potato starch is rich in starch and sugar, with high calorie and thermal energy value, and also contains a lot of vitamins, minerals and dietary fiber, which has high nutritional value.