Hormonal menstrual suppression, as a chemical means of choosing nature, is a peculiar kind of purification, situated within a Bahian esthetic preference for artificiality. The conclusion engages with anthropological debates on the tension between biological contingency and technological possibility opened up by the incursion of biotechnologies. It explores the prolificity of excess that is unleashed when the scope of intervention is not capped by reference to what is naturally given. Although bodies occupy a prominent place in Brazilian social life, they are not imagined as fixed or immutable. To the contrary. Nature is understood to be plastic. Given this plasticity,...