2, the difference between the expensive and cheap flower glue is that the varieties of different grades and nutritional efficacy is a little different.
(1) the market for the sale of mollusks will be labeled with the relevant level, the natural price of mollusks produced by different fish is different, such as money slate mollusks, is the international protection of the fish species, fishing restrictions, the amount of survival is not much, natural and natural things are rare and expensive, are generally used as collectibles collection, catty price of several hundred thousand or more, and just ingredients mollusks cheaper than a few tens of dollars or so.
(2) expensive flower glue is not only higher nutritional value, but also more obvious medicinal value, which is recorded in the "Compendium of Materia Medica": flower glue can replenish the kidneys, nourish the tendons and muscles, can treat kidney deficiency slippery sperm and postpartum wind spasm. Whether men and women, young and old can be eaten, is a complementary and not dry of the precious good. But if it is cheap, its nutrient content is less, edible efficacy is also lower.