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About product and suppliers:
        Alibaba.com offers 6,135 sleeping powder products. About 6% of these are herbal extract, 1% are fruit extract, and 1% are mushroom extract. 

A wide variety of sleeping powder options are available to you, such as seed, leaf, and bark. You can also choose from epimedium extract, reishi extract, and coconut extract. As well as from free samples, paid samples. 

There are 6,135 sleeping powder suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of sleeping powder respectively. 

Sleeping powder products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 2,554 with Other, 1,488 with ISO9001, and 382 with GMP certification.