Because according to the information obtained from Gufang Yiyuan, he will ask you to pay a deposit first, and then spend according to the products provided by the consultant. It is risky to guide consumers to spend money on products step by step, because you don't know if it will work. So it's not true.
The ancient prescription Yiyuan belongs to the category of TCM health preservation, and it is a proven Chinese medicine prescription. It should be appropriately increased or decreased according to personal circumstances, so everyone's effect is different, so you need to buy it carefully.