Grimório Proibido is a relationship and communication product for men, presented as an e-book with an accompanying audio experience. Created by Fe Alves, whom the site describes as a specialist in relationships, self-esteem, and communication, it aims to help readers understand how communication and behavior can shape romantic connections. The material is promoted as a practical, step-by-step guide for men who want to feel more confident, communicate naturally, and build healthier relationships, whether they are shy or new to dating.

Rather than requiring readers to memorize scripted lines, the program says it explains principles they can apply in their own words and actions. Buyers receive immediate access to read or listen on a phone or computer. The website lists the product at R$39.

90 and offers an unconditional seven-day refund guarantee. Sales and support are handled through Grupo SN, with customer assistance available by email. Grimório Proibido is marketed as an accessible digital resource focused on romantic communication and personal development