Cold-Food Powder
![The Seven Sages of the Bamboo Grove, reputed connoisseurs of the cold food powder, as depicted in the Long Corridor of the Beijing Summer Palace.](/Images/godic/202501/13/Sevensaintsinthebamboowood2255.jpg")
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![Prepared realgar (arsenic sulphide)](/Images/godic/202501/13/Realgar_inside2256.JPG")
Cold-Food Powder (Chinese:寒食散; pinyin:hánshísǎn; Wade–Giles:han-shih-san) or Five Minerals Powder (Chinese:五石散; pinyin:wǔshísǎn; Wade–Giles:wu-shih-san) was a poisonous psychoactive drug popular during the Six Dynasties (220-589) and Tang Dynasty (618-907) periods of China.