The song "Substancias" by Esteban Gabriel is about a person who realizes they didn't appreciate someone until they were gone. The lyrics express regret for not valuing this person and acknowledging their beauty. The protagonist recognizes that there will be no one else they can say "I love you" to or scold. However, despite this realization, the protagonist admits they haven't learned from their past mistakes and continue to seek temporary distractions and fill the void left by this person. They indulge in drinking cups of red wine and consuming substances that do not solve anything. The song also touches on the protagonist's behavior of driving and constantly thinking about this person, acknowledging their own negligence and irresponsibility. They admit to being a "dejado" (neglectful or careless) and failing to be a good example. Overall, the song portrays a sense of regret, loneliness, and a struggle to cope with the absence of someone important. The protagonist seeks temporary relief through substances and distractions but admits that none of it truly fills the void.
