artists may try to implant an idea that your own mind expands upon
and draws an (incorrect) conclusion. They allow you to believe what
you want to believe. They may not directly claim their product grows
hair, but they use suggestive phrases to plant an idea and then
allow you to convince yourself that their product will cure your
You should approach any product with skepticism and train your
mind to read exactly what is in the advertisement and not what your
mind might "interpret". Read the small print too.