some people are concerned that the caffeine in coffee tea and soft drinks especially colas may be harmful to bones. caffeine is found naturally in coffee and tea. it is often added to colas and other soft drinks. caffeine appears to decrease calcium absorption by a small amount. one study suggests that drinking 330 mg of caffeine or about four cups of coffee every day increases the risk of broken bones. in addition to coffee preliminary research suggests that drinking tea may even positively affect bone. more studies are needed to better understand the relationship between tea and bone health. if you enjoy drinks that have caffeine you can make up for any calcium loss by getting enough calcium to meet your body's needs. yes yes
does caffeine leach calcium from your bones?