Evaluate anthocyanins content and antioxidant activity of extract from fruits, vegetables and flowers in Vietnam

Abstract

In recent years, anthocyanin has become increasingly popular around the world due to its benefits, including non-toxicity and environmental friendliness. Anthocyanin pigments are highly biologically active in to human health. This study determined the anthocyanin content and antioxidant potential of various vegetables in Vietnam. The experiment was conducted based on the previous extracting parameters to obtain the highest anthocyanins content, and antioxidant potential. The results show the maximum anthocyanin content and antioxidant potential  including Ipomoea batatas (L.) Lam 212.59mg/l; 33.57µg/ml, Vigna unguiculata subsp 207.88mg/; 16.9µg/ml, Philydrum lanuginosum Banks 125.98mg/l; 93.18µg/ml,  Rhodomyrtus tomentosa 250.10mg/l; 186.39µg/ml,  Clitoria ternatea 132.46mg/l; 760.69µg/ml và Hibiscus Sabdariffa 187.31mg/l; 428.25µg/ml.