I just went to this LinkedIn forum and read the discussion there.
The thing that came to my mind is that a little knowledge is a dangerous thing. It is easy to convince oneself that one acts in the client’s best interest even knowing at the same time that one stands to profit from the sale of a specific product. In the case of supplements, I find is scary to read how many forum participants think that it is perfectly okay to make such recommendations when they have done ‘their own experiments and research’.
All we can hope for is that nobody gets hurt ……