Warinner's research explored the relationship between disease, diet and the environment by analyzing DNA extracted from ancient dental plaque.

"[4] Since 2016, Warinner has led a research team in the archaeogenetics department at Max Planck Institute for the Science of Human History in Jena, Germany.

A 2017 report detailed that the plaque dating from 1100 AD contained fragments of this bright blue paint pigment indicates that women as well as men were involved in creating illuminated manuscripts.

[6] Warinner joined the anthropology department at Harvard University in 2019 and the Sally Starling Seaver Assistant Professor at the Radcliffe Institute.

[8] Warinner is also a Research group leader at the Max Planck Institute for the Science of Human History in Jena, Germany.