Determination and evaluation of element bioaccessibility in some nuts and seeds by in-vitro gastro-intestinal method

•Bioaccessibility of nine trace elements in 10 nuts and seeds were determined.•A physiologically based extraction test have been performed.•Element concentrations were determined by ICP-AES and ICP-MS.•Classification of nuts and seeds has been done by chemometric analyses.•Relationships between nuts and seeds were demonstrated using PCA interpretations.