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. 2018 Jun 15;17:138. doi: 10.1186/s12944-018-0782-9

Table 3.

Polyphenol, chlorophyll and carotenoid contents (ppm) of the Argan oil according to the origin and procedure of extraction

Tunisian Moroccan [34] Algerian [38]
Polyphenol 55 10 120
Chlorophyll 0,009 1,8 1,3
Carotenoid 1,8 0,86 0,74
Extraction procedure solvent mechanical pressing cold hand pressing