Innovative dispensing bottle caps for sensitive vitamins it is generally known, that most vitamins and other nutrients are very sensitive and loose their power the moment they get mixed with a liquid, particularly water. And even worse the longer they stay mixed, the less efficiently vitamins and nutrients work. One of the features a properly functioning &lsquovitamin injection&rsquo cap requires is the unavoidable extra space to house the rising volume which occurs when carbon dioxide releases from the liquid, which might end up to some 15. Recently two developments came to fruit solving this problem.