Extracted from foxgloves, digitalis was once used as a treatment for epilepsy. Could a side effect have triggered the artist’s “yellow period”? It was recently the 127th anniversary of the tragic death of Vincent van Gogh. His short life came to an untimely end two days after he shot himself in the chest; he had experienced mental health issues through much of his life. In the absence of a definitive diagnosis, speculation as to the true nature of his illness fills volumes.