The taste of olive oil is determined not only by the degree of its acidity. External factors such as soil, fruit maturity, climate and extraction process can also influence this. Flavor and Taste in Olive Oil can be determined by the terms used to describe and characterize it. Fruity fresh, oily, astringent, tangy, sweet. Olive oil tasting is a simple and fun way to understand and become familiar with this special nectar and its many flavors and aromas.