Artificial food dyes have been a hot topic over the past few years, prompting California lawmakers to propose and pass several bills designed to tamp down on their use in the state. The latest, called the California School Food Safety Act,

The protests come in the wake of a new California law known as the California School Food Safety Act that bans six potentially harmful dyes in foods served in California public schools. The ban includes all of the dyes in Froot Loops, plus Blue Dye No. 2 and Green Dye No. 3.

Hundreds of protesters gathered in Battle Creek on Tuesday in protest of WK Kellogg’s continued use of dyes and preservatives that are considered harmful.

Dozens of people have rallied outside the Michigan headquarters of WK Kellogg Co. to demand that the company remove artificial dyes from their cereals in the U.S.

Activists rally outside WK Kellogg Co. headquarters, urging the company to remove artificial dyes and preservatives from popular cereals like Froot Loops, citing health concerns.

She urged her followers to join her in a "peaceful march to Kelloggs HQ to ask them to REMOVE artificial food dyes"

As dozens of Americans rallied outside Kellogg's headquarters, petitions of over 400,000 signatures were delivered to the company’s offices in Battle Creek.