Ten year old children can drink chrysanthemum cassia seed tea. Chrysanthemum and cassia seed tea consists of chrysanthemum and cassia seed. Chrysanthemum can dissipate wind-heat and clear heat, calm the liver and improve eyesight, and clear heat and detoxification (remove heat and toxicity from the body). It is used for wind-heat and cold, headache and dizziness, redness and swelling of the eyes, dimming of the eyes, sores, carbuncles and poisons. Cassia seeds can clear heat and improve eyesight (remove heat and evil in the body, promote vision recovery), laxative. Used for eye redness and astringency, shyness and tearfulness (eyes afraid of light, often tears), headache and dizziness, darkness and uncertainty, constipation. Since chrysanthemum and cassia seeds are cold in nature, chrysanthemum and cassia seed tea should not be taken if the child has a weak spleen and stomach (spleen and stomach weak and cold), or has loose stools (stools are thin and unformed). It is recommended to consult a doctor before taking them.