Pull the report on your best-performing ads and there's an uncomfortable pattern: the ones that convert hardest are frequently the ones most likely to draw a regulator. "Guaranteed results." A testimonial gushing about a life-changing outcome. The local influencer raving about the treatment she got — for free, though the post doesn't mention that. These work precisely because they overpromise and over-credentialize, which is also precisely what the rules don't let you do. The ad that converts best and the ad that gets you in trouble are, with discouraging regularity, the same ad.
This is general education for owners, not legal advice. Confirm your advertising against current FTC guidance, your state board rules, and counsel.