Lust Frequently operates from the distribution on the hormones testosterone and estrogen, attraction by way of the organic compound dopamine plus the neurotransmitters norepinephrine and serotonin, and attachment from the hormones oxytocin and vasopressin. For evolutionary biologists, each ingredient of love has an evolutionary foundation: lust for encouraging sexual replica, https://www.youtube.com/shorts/uTDAtp7YWmE