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. 2021 Feb 9;10(2):382. doi: 10.3390/foods10020382

Table 3.

Schematic overview of the antioxidant activity of the single phytochemicals and of their mixture (⇿ = no activity; ↑ = increase of oxidative stress; ↓ = reduction of oxidative stress).

Phytochemical
(Physiological Dose)
Antioxidant Activity
No Stress Menadione H2O2
p-Coumaric acid
2-Hydroxycinnamic acid ↓ (40%)
Ferulic acid ↓ (75%)
20 HE ↓ (20%)
Ascorbic acid ↓ (60%)
Lutein ↓ (50%)
β-Carotene ↓ (20%)
Mix ↓ (32%)