Research Article

Extraction Optimization and Antioxidant Properties of African Eggplant (Solanum macrocarpon) Leaf Polyphenols

Table 5

The values of the process.

Parameters -squaredAdj. -squaredPredicted -squared

Yield96.70%90.93%74.61%
Total phenolic content98.56%95.97%90.19%
Total antioxidant activity98.07%94.60%76.50%