This move follows mounting public pressure that resulted in a ban on the dye Red 3, which has been linked to cancer risks in lab animals. Artificial dyes are common in such foods as cereals, candy and sports drinks. At Sensient Technologies, one of the world’s largest dyemakers, scientists are working hard to find natural alternatives.

As pressure grows to get artificial colors out of the U.S. food supply, the shift may well start at Abby Tampow’s laboratory desk.

Businesses are looking for natural alternatives, which experts say is a complex process. The "Gossip Girl" alum stepped out looking her best at the Jazz at Lincoln Center while donning a blue gown with cutouts along the bodice that accentuated her figure.