This study aims to investigate the consumers points of view regarding thepractice of carbon neutralization held by companies, characterized as aninvestment in Corporate Social Responsibility. Through an exploratory research,the opinion of consumers regarding CSR and business practitioners was firststudied, in order to understand the impact of these actions and its disclosure onthe brand image. After that, the perception of consumers about the specific actionof carbon neutralization was investigated, in order to study consumers knowledge about the topic, as well as the perceived benefits of these. The mainconclusion was that the carbon neutralization consists on an incipient practice,hardly advertised and little known among consumers. Still it represents a relevantmarketing action, since it generates a positive consumers’ perception regardingthe brand, featuring a socially responsible company.