Résumé:
A. vulgaris, it is a perennial plant known since antiquity. A. vulgaris. s has several medicinal properties.. Thus, it is within sight of our study considered as an antioxidant plant. The objective of this work is to evaluate the antioxidant activity of methanol water extract of A. vulgaris. , harvested in 2021 at the (wilaya of Adrar)., Using the free radical DPPH. The results indicate a yield of crude extract is 46.50%. Furthermore, is characterized by a high level of total polyphenols (222,82 μg EQ/mg of extract), a low content of flavonoids of (381,443 μg EQ / mg of extract). The results of this work have enabled us to affirm that the antioxidant activity of A. vulgaris. essentially reverts to phenolic compounds.