Chaga extract | Which is better spread-dried or freeze-dried

What is the difference between spray-dried and freeze-dried chaga extract? The Freeze-dried chaga extract obviously has much more health benefits than the spray-dried one. The reason for that is the process of drying. The chaga extract dried with extreme heat is being damaged on cellular level whereas freeze-drying method retains all the bio active strength of chaga. The difference has been thoroughly explained in the following article: http://en.biochaga.ru/chaga-grade

The website of the manufacturer: http://www.chagatrade.ru