Yǒuxiē bǎojiànpǐn de guǎnggào shuō de tài kuāzhāng le, qiānwàn bié xìn.
Some supplement ads make wildly exaggerated claims; don't believe them.
Tips
culture
In China 保健品 are sold heavily to older people, often through free health lectures and small gifts, with promises of curing illness or prolonging life. By law they are not medicine, and the label must say that they cannot replace it.