No, but they do contain vitamin C and fiber. They also contain some protein, iron and calcium but no caffeine reported.
One nut that contains caffeine is the Kola nut, which is used to make chocolate.
Arabica
arabica
Where did beans originate from? beans such as pinto and so forth...
yes
pinto
there are different type of beans of which one variety is pinto. There are several other beans which can be used along side or as a substitute for pinto. But pinto is a single bean type
Arabica coffee beans http://en.wikipedia.org/wiki/Coffea_arabica Darker roasted coffees also tend to be lower in caffeine
pinto beans are considered a starch
About 2/3 a cup of dry pinto beans will result in one pound of cooked pinto beans. One pound of dry pinto beans = 2 cups of dry beans = 6 cups of cooked pinto beans 2 cups of cooked beans = about 16 ounces = one pound of cooked beans
The actual bean itself is totally vegetarian since it's just part of a plant. The important thing to take note of is HOW the beans are prepared. Some people may cook their pinto beans in lard or may add bacon or meat stock to add flavor.