is a 2004 American documentary film by and Morgan Spurlock, an American independent filmmaker. Spurlock's film follows a 30- period during which he only food. The film shows this lifestyle's drastic on Spurlock's and well-being, and explores the fast industry's influence, including how it encourages poor for its own .
Spurlock at McDonald's three per day, eating every on the chain's . Spurlock consumed an of 20.92 megajoules or 5,000 kcal (the equivalent of 9.26 Big Macs) per during the .
As a , the then-32--old Spurlock 24½ lbs. (11.1 kg), a cholesterol level of 230, and experienced swings, dysfunction, and accumulation in his liver. It took Spurlock fourteen to lose the gained from his experiment using a vegan supervised by his future wife, who is a specialized in vegan .
