crenulata) and brown marine algae (Dictyota dichotoma and Sargassum vulgare) analyzed in the present study, even at the lowest tested concentration, also presented higher DPPH scavenging activities than the extracts of Gracilaria edulis,
Chondrococcus hornemanni, Hypnea pannosa and Jania rubens at 100 [micro]g m[L.sup.-1], which varied from 5 to 25% (Devi, Suganthy, Kesika, & Pandian, 2008) and those of Ascophyllum nodosum, Laminaria hyperborea, Pelvetia canaliculata, Fucus vesiculosus and F.