CalorieMate (カロリーメイト) is a brand of nutritionalenergy bar and energy gel foods produced by Otsuka Pharmaceutical Co., in Japan. It was first released in 1983 debuting with the cheese flavored block. CalorieMate comes in several forms, including Block, Jelly, and Can. CalorieMate Block (カロリーメイト ブロック) resembles a bar-shaped cookie (somewhat like a shortbread), sold in packs of either two or four. CalorieMate Jelly (カロリーメイト ゼリー) is a gelatin sold in a pouch with a spout. CalorieMate Can (カロリーメイト 缶) is a canned drink.
CalorieMate makes an appearance in the Konami video game Metal Gear Solid 3: Snake Eater. The item is pictured as a chocolate-flavoured CalorieMate Block (maple-flavoured in the HD re-release), and fully restores Naked Snake's stamina when consumed. The game takes place in 1964, 19 years before CalorieMate was first released, and features a character talking about the benefits of eating it, including its ability to help maintain a healthy weight.