I combine it with an ultrasonic Gerät.Dabei remark I very good Qualität.Ein smaller booster of the skin supplied immediately. Mixing was very quick and easy - 100ml boiled water that must stand for 5 minutes and then 2 g mixture untergerührt.Dank the informative mail by the manufacturer which is attached sent (different versions are listed). It is very economical and here at least I know that does not include impurities sind.Es worth prepare a hyaluronic gel itself. For the product and the shop 100% quality / service
