Elderflower

The flowers contain flavanoids, of which, perhaps most importantly is quercetin which helps to reduce oxidative stress in the body. This helps protect the skin, joints and blood vessels from damage. It is commonly used in skin creams and is often recommended for sufferers of arthritis.
Elderflower can help to reduce cholesterol and blood sugar levels in the body. Quercetin contained in elderflower was found to reduce cholesterol levels and work in a similar manner to insulin on the body.