Skip to main content

Table 2 Antioxidant activity of Porphyra tenera volatile oil (PTVO)

From: Chemical characterization and antioxidant potential of volatile oil from an edible seaweed Porphyra tenera (Kjellman, 1897)

Antioxidant activity PTVO BHT α-Tocopherol
ABTS radical scavenging activity* 177.83 ± 0.85 26.70 ± 0.89 21.36 ± 0.27
Hydroxyl radical scavenging* 109.70 ± 0.19 26.54 ± 0.67 26.45 ± 0.18
Inhibition of lipid peroxidation* 231.80 ± 0.94 47.73 ± 0.50 47.01 ± 0.88
Reducing power** 126.58 ± 0.02 30.19 ± 0.02 25.14 ± 0.04
Phenol content*** 4.01 ± 0.66   
  1. * IC50 concentration of extract (µg/mL) showing 50% scavenging potential
  2. ** IC0.5 concentration of extract (µg/mL) showing 0.5 O.D. value at 700 nm
  3. *** Phenol content in mg/g gallic acid equivalent