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Browsing Theses and Dissertations by Subject "Herbs--Toxicology"

Browsing Theses and Dissertations by Subject "Herbs--Toxicology"

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  • Determination of toxic element contamination in thyme and thyme-containing products consumed in Lebanon 
    Baroud, Caline (Notre Dame University-Louaize, 2022-06)
    Thyme herbs constitute a major part of the Mediterranean diet and are gaining worldwide popularity. However, their chemical contamination with toxic metals may put consumers at a health risk. Thus, the aim of this study was to assess the incidence of Arsenic (As), Cadmium (Cd), Lead (Pb) and Mercury (Hg) in thyme herbs and thyme-containing products. For this, 180 samples pooled into 36 composite samples of the most consumed types of thyme-containing products and thyme herbs were collected twice at three-month intervals. Samples were analyzed by Inductively Coupled Plasma Mass Spectrometry (ICP-MS) ...
  • Impact of source, packaging and implementation of food safety management system on the occurrence of heavy metals in spices and herbs 
    Moussa, Layale (Notre Dame University-Louaize, 2022)
    Spices and herbs were widely used in cooking for flavoring, coloring, and aroma. They were also applied in medicine because of their antioxidant activities and nutritional benefits. However, they are exposed to a variety of contaminants such as mycotoxins, pesticides, and heavy metals. The aim of our study was to determine the level of Arsenic (As), Cadmium (Cd), Lead (Pb) and Mercury (Hg) in 96 composite samples of 13 commonly consumed spices that were available in the Lebanese market, and to assess their safety and compliance to international standards. Ninety- nine percent and 39.6% of the ...

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