In 2011, after a transition period of 7 years, the traditional herbal registration (THR) scheme implemented by the Medicines and Healthcare products Regulatory Agency (MHRA) came into full force.1 The scheme permits the registration of plant-based products that are used for minor self-limiting conditions where medical supervision is not required, based on evidence of long-standing use rather than proven clinical efficacy. Applicants have to follow rigorous quality assurance procedures, meet requirements for demonstrating safety and pharmacovigilance and establish sustainable and well-defined value chains (the sequence of activities required to …