Meteorite Bar is a candy bar manufactured by Candybox. If first appears in Grand Theft Auto IV, including an appearance on the website Flyhighpizzapie.com. It reappears as a food/snack which can be consumed in Grand Theft Auto V and GTA Online.
It can be seen in Street Vendors across Liberty City and stores across San Andreas. It could be based on Snickers, since Candybox is based on Hershey, or Milky Way because of the "gooey core" and space-related name.
Meteorite Dark Chocolate Candy Bar
It is a dark chocolate bar with a gooey core, that costs 4 dollars and will replenish a large amount of health. You can find Meteorite Bars in all 24/7 stores in San Andreas, as well most liquor stores.
Described on their webpage in game. The Meteorite is a dark chocolate bar with a creamy inside that consists of melted dark chocolate and peanuts.