The reason why Hericium erinaceus biscuits are expensive is that merchants use Hericium erinaceus to nourish the stomach and prevent cancer and deliberately raise the price. In fact, Hericium erinaceus itself is not so magical. How many vegetables have the effect of nourishing the stomach and preventing cancer, not to mention that there is only a small amount of Hericium erinaceus in biscuits. What effect can we talk about? Hericium erinaceus, like Cordyceps sinensis, used to be very popular. In the past, it was almost "blown" into an omnipotent "sacred grass". Later, after scientific appraisal, its nutritional value was not high, and it gradually withdrew from people's sight and was not noticed.