Earlier quoted context omitted.
Problem is medical claims are highly regulated in the West. So there is a likely legal liability for youtube in the US and in the UK. In fact, they might have already had pressure from regulators.
“Nothing illegal, no medical advice offered, I've always been incredibly careful about this.” The article then goes on to name several videos with titles like "increase energy," "improve concentration and memory," "improve sleep," etc. Are there any lawyers around who know of a legal definition for "medical advice" or "medical claims?" Because these videos sound a lot like medical advice despite his insistence that t…
If you're talking about the FDA, the basic rule is that you can't claim a product treats or cures any diagnosable condition it hasn't been certified for. Claims like "improve concentration" and "improve sleep" are generally permissible, where specific statements like "helps with ADD" and "cures insomnia" are not.
Based on those video titles, I don't see anything which constitutes medical advice in the narrow sense. Someone could well have decided the overall effect was tacit medical advice, but these titles in isolation aren't clear violations.