Yes, berries (including blueberries, strawberries, raspberries, and blackberries) contain antioxidant pigments, in addition to absorbing free radicals of oxygen. In other words, including berries in your diet is a good option to improve or protect sperm quality.
Some studies have shown that pigments found in the skin and seeds of berries have multiple medicinal properties, including flavonoids, anthocyanins, tannins, and other phytochemicals.
In particular, blueberries, blackberries, lingonberries, and strawberries contain high amounts of vitamin C and other nutrients. Vitamin C is a powerful antioxidant that protects cells from cell damage.