Publications by authors named "Richard Mogwasi"

Spices are integral to Kenyan cuisine, adding depth of flavour and aroma to dishes. Information on the levels of macro- and micronutrients in these spices is scarce, as they are sold locally in Kisumu City, Kenya; however, these species have medicinal value. The study reports the trace elements composition of eight selected spices (black pepper, cloves, ginger, cardamom, turmeric, cumin, red chillies, and garlic) sold in two open-air markets in Kisumu City.

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Article Synopsis
  • This study explores the mineral content of indigenous vegetables, Solanum nigrum and Gynandropsis gynandra, found in two agroecological zones of Kisii County, Kenya, focusing on essential minerals like magnesium, manganese, chrome, zinc, copper, and iron.
  • * The analysis revealed that Gynandropsis gynandra had the highest iron concentration (1856.67 mg/kg DW) and the lowest copper concentration (8.90 mg/kg DW), while Solanum nigrum had the highest iron at 1280.00 mg/kg DW and the lowest copper at 9.08 mg/kg DW.
  • * Although the mineral concentrations were generally higher in the upper midland zone compared to the lower high
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A large number of medicinal plants is traditionally known in Kenya and used for treatment of various diseases, for example diabetes, where metals are supposed to be involved in pathogenesis and therapy. Therefore, detailed investigation of the concentration of a large number of metals in medicinal plants is required for improved understanding and optimisation of the therapeutic role of metals and also to exclude potentially toxic effects. Our study focused on the determination of 30 selected elements in 19 medicinal plant species each collected from 3 sampling locations in Nyamira County, Kenya.

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