Chrysanthemum morifolium flowers make a mild, fragrant, caffeine-free tea. People drink it to relax and ease tired eyes after long screen sessions or other eye strain. Leave out the milk. Most enjoy the brew throughout the day.
Anyone allergic to ragweed, daisies, marigolds, or other Asteraceae plants should steer clear. Extremely weak, preliminary signals hint at a possible interaction with blood-thinning medications, though major clinical sources don't document this well. Speak with a doctor if you take anticoagulants.