In desperation, and despite my usual insistence on medical evidence from 21st-century clinical trials rather than 19th-century lore, I'd turned to gentian violet, an over-the-counter dye ...

Gentian violet is an antiseptic dye used that Health ... Berneaga, a mechanical engineering student, says the solution used at her school involves one gram of dye per 600 litres of water, and ...

The problem with the fish was discovered on July 11 after routine FSIS sampling results revealed an unacceptable level of the chemical gentian violet in the product, in violation of the Federal ...