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Chemical Composition of Selected Commercial Herbal Remedies in Relation to Geographical Origin and Inter-Species Diversity

; Herbal remedies; Statistical evaluation - * Pawel Konieczynski Introduction Drugs of natural origin, including preparations obtained from medicinal herbs, are still in use in many countries of the

Comparison of Infusions from Black and Green Teas (Camellia sinensis L. Kuntze) and Erva-mate (Ilex paraguariensis A. St.-Hil.) Based on the Content of Essential Elements, Secondary Metabolites, and Antioxidant Activity

, Secondary Metabolites, and Antioxidant Activity Pawel Konieczynski 0 Agnieszka Viapiana 0 Marek Wesolowski 0 0 Department of Analytical Chemistry, Medical University of Gdansk , Gen. J. Hallera 107, 80-416 ... Gdansk , Poland 1 Pawel Konieczynski The aim of the research was to compare chemical composition and antioxidant activity of black and green teas with those of erva-mate. Therefore, essential elements (P