Discrimination of Geographical Origin of Unroasted Kernels Argan Oil (Argania spinosa (L.) Skeels) Using Tocopherols and Chemometrics

Figure 4

Principal component analysis (PCA) on the tocopherols amount of 39 samples from six different provenances (SA: Safi, ES: Essaouira, AG: Agadir, SI: Sidi Ifni, TA: Taroudant, and TI: Tiznit).