There are many fakes on the internet, but I bought them after careful reading. After all, it is food, but also depends on whether the production company has relevant certificates and whether the seller has a power of attorney from the company. Regular sellers of general regular products have them. There is a Bi Li man buccal tablet, which can tonify kidney and strengthen yang. Good effect, pure Chinese medicine, no side effects. It is long-term health care. You can contact me and deliver it in person. Moreover, the authenticity of this product can be found on the national online 3 15 anti-counterfeiting website.