You can buy it in any supermarket.
Extended data
Morinda citrifolia generally grows in the bushes of tropical islands, while China mainly grows in Hainan Island. If there is a good Noli in China, it should be regarded as the Sunshine Noli Industrial Park in Wanning, Hainan. If you travel to the local area, you must visit it, and you can also buy many authentic Tahiti morinda citrifolia.