Is It Kosher? Sour Patch Kids are kosher when the package carries a recognized hechsher, and the classic American version is certified pareve by the Orthodox Union. The catch is that certification lives on the bag, not on the brand name, so the symbol has to actually be there.
Is It Kosher? Marshmallows are kosher only when they carry a reliable hechsher, and many common brands do not. The reason is gelatin, which is usually made from animal sources that are not kosher. Certified marshmallows, fish-gelatin versions, and vegan options are the ways around it.