Fig. 1From: Evaluation of antioxidant and cytotoxic activity of herbal teas from Western Himalayan region: a comparison with green tea (Camellia sinensis) and black teaAnalysis of catechins and amino acids in teas and herbal teas. A Heat map of individual catechin profile (A1) Green herbal tea (A2) Market herbal tea (A3) Black herbal tea; B principal component analysis (PCA) of amino acids in all the tea samplesBack to article page