Pizza Man (2011) on Netflix

Plot summary

Matt Burns is a dork who delivers pizzas. On a routine run he stumbles into the middle of a hostile corporate takeover and swallows a genetically engineered tomato, a piece of science designed to create super soldiers. It leaves him with superhuman strength and a body that cannot be damaged. The people behind the takeover want that power for themselves and plan to use it for world domination. Matt has to keep it out of their hands, save the world and save Susan, the girl of his dreams. He is wearing a pizza parlor mascot costume while he does it.