Global Drug Survey (GDS) runs the worlds biggest drug survey, including the Drug Pleasure Ratings.
GDS is an independent research company based in London. We produce reports for global media, public health and corporate organisations. GDS use its data and expertise to create digital health applications delivering screening and brief interventions for drugs and alcohol. We create free online harm reduction resources and anonymous, confidential self-assessment tools. GDS also produces a range of drug education materials for health and legal professionals, the entertainment industry and the general public