A slimming shop won't last long, and the slimming effect is also fast, which will cause some harm to the body more or less. If you're lucky, you won't ask for money. If you are unlucky, you don't care if the compensation is more than the money you earn.
Health stores, for a long time, everyone knows that health care is not good in a short time, and it needs to be done slowly, so that it will always make money without the risk of losing money.
There is another biggest feature of health stores. Nowadays, all the people who are healthy are retired people, and their spending power is very strong.
You choose according to your own situation, and the analysis is only a personal suggestion, not your final decision.