Beetroot is a rich source of phytochemical compounds (Figure 1), that includes ascorbic acid, carotenoids, phenolic acids and flavonoids [2,20,21]. Beetroot is also one of the few vegetables that contain a group of highly bioactive pigments known as betalains [22,23].

Which vegetables are high in flavonoids?

Flavonol compounds quercetin, kaempferol and myricetin are widely prevalent in vegetables. Particularly good sources are onions, hot peppers, kale, broccoli, rutabagas and spinach. Onions, lettuce, tomatoes, celery, hot peppers, spring onions, and broccoli are also major contributors of flavonol compounds to the diet.

Do beets help with Covid 19?

Beetroot juice ingestion has been largely encouraged due to its positive effect on endothelial function in several populations and it may be part of a strategy to alleviate the negative effect of home confinement during COVID-19 outbreaks.