Earlier this month, Frito-Lay updated their website. Check this out for a list of their products that are free of "porcine enzymes." The products listed are essentially free of ingredients derived from pork, not all animals. So if you are a Zabihah adherent, this information is of no use to you!
(Please note: certain favorites like the Flaming Hot Cheetos are NOT on the pork free list. So make sure to read carefully.)
Also affecting brands such as Snickers and Maltesers, owner Masterfoods said it had started to use animal product rennet to make its chocolate products.
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Masterfoods said it had started using rennet from 1 May and non-affected products had a "best before date" up to 1 October."
Read on at: BBC News - Mars Starts Using Animal Products