zhè / xiē / bǔ / pǐn / jià / gé / bù / dī / gòu / mǎi / qián / zuì / hǎo / xiān / zī / xún / yī / shēng

这些补品价格不低，购买前最好先咨询医生。

These tonics are quite expensive, so it is best to consult a doctor before buying them.