The preparation of humic acid powder is mainly to extract, isolate and purify natural humic acid substances by special chemical methods, and finally prepare powdered humic acid products. This preparation method can remove impurities and impure substances
Pure black sesame sauce is made from Chinese black sesame raw materials and finely milled using Chinese traditional stone milling technology.At the same time, black sesame has a certain therapeutic effect Contains minerals, there are many ancient Chinese
