Browse Elderberry supplements at Evergreen.ie, available as syrups, tablets and gummies. Sambucus - elderberry or elder - is known for its pretty (and delicious!) springs of white flowers in the spring. The antioxidant rich berries produced in the winter are harvested to make natural supplements. Rich in antioxidants plus high in fibre and Vitamin C, they are widely thought to help combat the symptoms of colds and flu as well as support overall immune health.