There is a connection between a high intake of caffeine and a series of health hazards, which are described in this advisory report. The results of this investigation show that women of childbearing age and children constitute high-risk groups. A previous advisory report of the SHC provides an in-depth discussion of the hazards attendant on consuming energy drinks. Indeed, it is the caffeine that remains the major cause of concern. There is currently no acknowledged reference value as regards the exposure to caffeine. The SHC takes the view that, for the adult population, the threshold above which there is an observable increase in anxiety is 3 mg/kg/day. For children, the upper intake level is 2.5 mg/kg/day, with greater intakes liable to result in altered behaviour. For women of childbearing age, it is advised that the daily intake should not exceed 300 mg/day. The intake of caffeine not only results from the consumption of coffee, tea, cocoa, soft drinks, but also that of energy drinks, their shot forms ... : BE; nl; info.hgr-css@health.belgium.be ...