Flavonoids are plant-based compounds found in many foods, including fruits, vegetables, 
nuts, tea, and wine. They are known for their antioxidant and anti-inflammatory properties, 
and may help with a number of health issues:

Dark chocolate
Berries
Citrus fruits
Kale
Onions
Red wine
Parsley

good for

Bones and joints
Digestive health
Immunity and ENT
Stress and sleep
Vitality and cognition