Swiss Miss

Question

Is the following hot chocolate mix kosher- Marshmallows (sugar, corn syrup, corn starch, gelatin, artificial and natural flavor, sodium, hexametaphosphate), nonfat dry milk, modified whey, cocoa (processed with alkali), calcium carbonate, less than 2% of: carrageenan, salt, sucralose (splenda brand), artificial flavros, polysorbate 60, acesulfame potassium Thanks