Table 5. Total polyphenol and total flavonoid contents of dried lotus root depending on drying methods
| Total polyphenol (mg/g) | Total flavonid (mg/g) |
| Freeze drying | 49.4±1.01) | 6.0±0.1 |
| Cold vacuum drying | 43.3±0.85***2) | 1.8±0.1*** |
Values represent mean±SD (n=3).
Means followed by three asterisks within the same columns are significantly different by t-test (p<0.001).