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Table 2 Recovery yield and antioxidant activities of the VCs

From: A sustainable process for the recovery of volatile constituents from Gracilaria lemaneiformis in agar production and evaluation of their antioxidant activities

Sample Yield (%) IC50 (mg/L)a
DPPH radical scavenging activity Hydroxyl radical scavenging activity Superoxide radical scavenging activity
VCs 0.823 21.56 ± 1.02 18.34 ± 1.81 391.12 ± 3.32
Vitamin C N 4.25 ± 1.0 158.02 ± 2.65 108.28 ± 2.12
  1. All values are mean ± SD; SD standard deviation
  2. N not tested
  3. aIC50: Concentration of extract (mg/L) exhibiting 50% scavenging potential