In China, there is a saying that things are rare, which probably means that if the quantity of a thing is small, it can be valued by people and its value will increase accordingly. Crocus sativus is such a precious Chinese herbal medicine, which has a high position in the field of Chinese herbal medicine, so its market price is higher than that of ordinary products.

The saffron products we often see in the market are just some filaments, which means that the whole saffron flower has no effect, and only the filaments on the style have the function of health preservation, which also provides some difficulties for farmers to purchase, because they must pick these effective parts when picking saffron, which will also increase labor costs.