According to the inquiry of Apple Green Health Network, osmanthus fragrans can only eat petals, and the leaves and fruits are poisonous and inedible. Osmanthus fragrans is not a highly toxic plant, but it contains a small amount of toxins. Excessive consumption will do harm to human body, causing nausea, vomiting, dizziness and other symptoms. To eat osmanthus, you should choose high-quality and clean flowers and eat them in moderation. Soak in hot water or blanch in boiling water before eating to remove toxins and impurities.