
The question proposed is not whether it’s okay, it’s whether it should be illegal. This speech would be protected under the First Amendment as long as they don’t represent themselves as medical professionals. Speech can only be restricted if it is going to incite imminent harm.
Children are easily influenced and don’t rlly know when something is dumb. During the golden age of dumb challenges, children were eating tide pods, having ppl choke them until they passed out, and I’m pretty sure drank pepto bismol. In the case of adults you could argue “well ur an adult.” But when it comes to influential ppl(even if they don’t have a degree or experience in what they’re talking about)ppl are gonna listen because they have a large following