Effect of Cocoa Bean Shell Addition on Metabolite Profile and Antioxidant Activity of Herbal Infusions

Figure 1

(a) Principal component analysis (PCA) of herbal infusions prepared with cocoa bean shell, I. guayusa and V. patens from the GC-MS data. (b) Dendrogram resulting from a hierarchal cluster analysis based on the distribution of all detected metabolites.

(a)

(b)