The berries and flowers of elder tree are packed with antioxidants and vitamins that may boost your immune system. They could help tame inflammation, lessen stress, and help protect your heart, too. Some experts recommend elderberry to help prevent and ease cold and flu symptoms.
The flowers and leaves have been used for pain relief, swelling/inflammation, diuresis and as an expectorant. The leaves have been used externally for sitz baths. The aged bark has been used as a diuretic, laxative or emetic. The ancient Egyptians used elder flowers to improve the complexion and heal burns.
The flowers have diaphoretic properties (ability to produce perspiration) and have been used to treat kidney ailments because of their diuretic properties. Elder tree has a reputation for being effective for headaches, arthritis and other rheumatic conditions as well as the common cold, sore throat and fevers.