The seeds in the bird cup are chia seeds. Many anchors like to drink water containing chia seeds. On the one hand, adding Chia seeds can enhance the visual effect, on the other hand, it can also enhance the sound effect and attract the audience. At the same time, proper consumption of chia seeds is also good for your health. Eating chia seeds can improve constipation and control blood sugar. Chiaya seeds contain high dietary fiber, which is also helpful for the improvement of many intestinal diseases. Therefore, many anchors like to add Chia seeds to birdie cups.