I'm going to say no since most people can't handle a single 50lb bag of anything. This is why home heating wood pellets and water softener salt are sold in 40lb bags. Even at 40lb, most people find these bags strenuous to handle.
What would be the purpose of a 50lb bag of gummy candy? It's not like a business would want to dump these soft, sticky candy into bins for individual sales.
I've purchased 5lb bags of gummy on occasions, as other members here can attest to