I have heard people talking about it and would like to know if it is true or not.

Beetles in food coloring... looks like it's true.

Read the article in the Wall Street Journal

The bugs are the better part of some of the items. Beaver anal glands, sand in chili, take you pick

10 Weird and Gross Ingredients in Processed Food | WebEcoist

And for Starbucks it is only some of their flavored drinks but look what is in your raspberry donuts or red colored candy