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. 2022 May 25;14(11):2203. doi: 10.3390/nu14112203

Figure 4.

Figure 4

Plasma levels of (a) nitrites-nitrates and (b) plasma antioxidant capacity (AOA) in post-COVID period of the FFS and placebo groups. * FFS—Fermented fruit supplementation, 28 g for 20 days; ** Placebo-diluted 5% honey, 28 g for 20 days; Grey area covers normal range of values. 1 p < 0.01 versus post-COVID severe form, FFS; 2 p < 0,01 versus post-COVID severe form, before FFS supplementation; 3 p < 0.01 versus post-COVID moderate form, FFS; 4 p < 0.01 versus post-COVID moderate form, before FFS supplementation; 5 p < 0.01 versus donors.