I don't know if you know this, but all Facebook ads as well as TikTok ads and so on are public on the internet. You can go to Facebook Ads Library. https://www.facebook.com/ads/library/?active_status=active&a...

And in doing so you can see that what you're saying is actually not true. Look up any random advertiser and you'll see that it's pretty uncommon for ads to be based around insecurity. Almost always it's on banal product features. The insecurity-focused ads do exist but they tend to be focused on a few broad lowest hanging fruit ad categories.