All natural….
https://www.butterface.ca/
I Feel Lonely: What To Do When You’re Feeling Alone
“Why do I feel alone?”
Human beings are instinctively social animals. It is natural for us to feel alone or lonely when we are isolated from others. As a tribal species, our brains adapted to rely on social connections as a means to survive. In fact, according to neuroscientist John Cacioppo, who has made a career out of studying loneliness, “The absence of social connection triggers the same, primal alarm bells as hunger, thirst and physical pain.”
https://www.psychalive.org/isolation-and-loneliness/