Generally any compliant securities issuance will have something to this effect - the "Risk Factors" section. The problem is it's often drowned out the broader hype of an offering, or a seller will say "they make us say that, don't worry about it."

Unscrupulous issuers have historically targeted less-sophisticated buyers who are less likely to be experienced investors - and also less likely to retain their own counsel to review an offering. Hence the accredited req.