For men — clean hearty diet that maximizes testosterone and heavy strength training.
It might cause them to treat each other kinder, from the start, and, not alienate themselves from what may later be their ideal person.
Nothing too overt, just an admiration of their choice to put in the hard work making them better than others… if they follow through.
So, you have no mother, sister, grandmother, friend, daughter, etc that you think is beautiful because of who they are? If people would stop being mean and judgemental of other people when it has absolutely nothing to do with them then they might have a chance to feel good about themselves.