Why is high purity so important?

https://www.youtube.com/watch?v=GqlNaC84GKE

The higher the purity of spongilla spicules, the better the effect and the stronger the acupuncture sensation under the same broken needle rate.

Please, feel free to message me if you have any questions!

https://hydrolyzedsponges.com/professional/top-purity/

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