The Cranberries have a high concentration of anthocyanins (flavonoids), it is a strong antioxidant and the berries have an anti-inflammatory effect. Firmness is also an indication of quality. Cranberries contain a lot of vitamins C, E and K, magnesium, calcium, phosphorus, potassium and fiber. A real treat! Back Zoo Nature has ensured good packaging of this product to keep the quality optimal. keep cool and dry.