Comparative Evaluation for Minerals and Nutritional Elements in Seventeen Marketed Brands of Black Tea of Bangladesh

Seventeen marketed brands of black tea of Bangladesh (viz; Seylon, Tetley, Duncan, National, Fresh, Teer, Finlay, Starship, Ispahani, Cosmo, Magnolia, Danish, Shaw Wallace, Pusti, Kazi u0026 Kazi, HRC and Lipton Taaza tea) randomly collected from the local supermarkets were evaluated for minerals as well as nutritional status. The experiment was done in 2015, 2016 and 2017 for determining the mineral (N, P, K, Ca, Na, Fe) and nutritional (sugar, fat, starch and protein) elements. All the studied parameters were found to vary significantly (P Cosmou003e Lipton Taazau003e Duncanu003e Finlayu003e Ispahaniu003e Magnoliau003e Shaw Wallaceu003e Seylonu003e Kazi u0026 Kaziu003e HRCu003e Pustiu003e Danishu003e Tetleyu003e Teeru003e Starshipu003e Fresh. The sequence of minerals and nutritional compositions in all the studied brands of tea followed the sequence of price. The market price of all the studied brands of tea was found to be changed positively with the mineral and nutritional status.