I'm in mourning - they stopped making the only cereal I eat.

[More_Cowbell]

6. Many (if not most) TJ products are rebranded

I'm not sure they make anything themselves. There are people online who try to guess what the "name brand" is; they mostly use recall alerts to track down products, but ingredient lists are also helpful. I'd try googling to see if they might have the last shipments.