国际素食联盟官网，其领导仅由素食者担任家庭或组织，只要他赞同国际素食联盟的态度和观点，都可以是国际素食联盟的追随者，不管他是否是素食者召开了第一次世界素食大会，并成立了国际素食联盟第一次世界素食大会由英国素食协会在国际范围内组织筹备，并受到德累斯顿当地素食协会(Vegetarier-Bund Deutschland)的支持世界素食大会相继在世界各地召开它接受任何主要宗旨为倡导素食主义，且授权负责人是素食者的非赢利的组织家庭或组织，他们可以是素食者，也可以不是素食者。

IVU was founded in 1908 in Dresden, Germany. The idea came from the French Vegetarian Society, the first Congress was organised internationally by the British Society and locally by the Dresden Society with support from the Deutsche Vegetarier-Bund.

Since then a series of World Veg Congresses have been held on most continents and, in 2008 IVU returned to Dresden for the Centenary 38th Congress. See the list on the right and full details at The History of IVU. From 2012 this major global event has been renamed the IVU World Vegfest.素食联盟。