[product name] perilla seed extract (liquid) [material composition] perilla seed extract (a-linoleic acid) [guarantee value of product composition analysis] Perilla seed extract (a-linoleic acid)% 7.5 Arsenic (based on Pb) ≤ mg / kg 2 Aflatoxin B1 ≥ ug / kg 10 Lead (as) ≤ mg / kg 5 [recommended dosage] spray once to the affected part of the mouth [storage] store in a cool and dry place to prevent mixed storage with toxic and harmful substances. [shelf life] 24 months [valid until] see bottom of bottle