Winter is coming - question re gas and generator maintenance

you can put in stabil or in both and let them run for a little while so the mixture gets into the carburetors. be careful not to over do it with the stabil, it can do some harm if you put too much in the gas. there are other additives you can put into the gas but my senior moment just kicked in, it is in a white can with red letters, come on guys help me out here. I gave in and went to look. it's sea foam