For those lucky enough to have a store nearby with stock (pickup only)
https://www.vitaminshoppe.com/p/c4-sparkling-on-go-sour-batch-bros-12-drinks/eo-1163
https://www.vitaminshoppe.com/p/c4-ultimate-on-go-sour-batch-bros-12-drink-s/eo-1170
https://www.vitaminshoppe.com/p/c4-ultimate-sparkling-on-go-tropical-blast-12-drinks/eo-1126