I don't think it's racist to show a nice guy being unfairly discriminated against, any more than it's racist to call the dupe of a clearly labelled Thai-commercial Japanese.
I was going to say, "LOL Wut" but this is less funny and more sad. I understood until it got to the toothpaste, then it lost me. Maybe they're saying not to be prejudice against black toothpaste?
"God love ya. What am I talking about?" -Joe Biden