Admitting you do not have the gift you are writing about is an unusual way to open. Dr Ron does exactly that in a post about the power of language, saying plainly that he is not a natural speaker and has to push himself outside his comfort zone every time, which makes the rest of the advice easier to accept.
The most useful health post lists five side effects people actually experience when starting a detox, which is more honest than the enthusiasm that normally surrounds the subject.
A run of posts promotes a nutrition company's products, on green food powders, weight management and omega oils, and those are promotion whatever else they contain.
His marketing writing is sound where it is specific: content as the first impression a visitor gets, meeting a need on a classified site rather than shouting on it, and judging what a paid click is actually worth.
Read the language post and the detox one. Treat the product posts as sales material.