Vol. 7, Issue 3 (2018)

Author(s):
Svitlana Marchyshyn, Nadiia Hudz, Iryna Dakhym, Liudmyla Husak and Olha Demydyak

Abstract:
Stevia rebaudiana leaves are used as a calorie-free natural sweetener in a variety of food products in many countries. In this study, phenolic compounds of S. rebaudiana have been investigated qualitatively and quantitatively by HPLC method. In sweetleaf rutin, hyperoside, luteolin, quercetin-3-D-glycoside and kaempferol were identified among flavonoids. Furthermore two hydroxycinnamic acids (chlorogenic and rosmarinic) were present in analyzed object. Six catechins were identified and quantified. The predominant was epigallocatechin.