DNA analysis discovered that pre-Columbian cultures consumed a diversity of plants, with peanuts, papaya, maize, and even cotton and tobacco.
Upon performing DNA analysis of mummified poop from the archaeological site of La Hueca in Puerto Rico, researchers discovered a diverse and sophisticated food system among these cultures.Jelissa Reynoso-García from the University of Puerto Rico and colleagues analyzed plant DNA from ten coprolite samples at the La Hueca archaeological site in Puerto Rico, according to a
They also found traces of tobacco, the statement reasoned, “possibly due to the use of chewing tobacco, pulverized tobacco inhalation, or tobacco as a food additive for medicinal and/or hallucinogenic purposes.”