DWQA Questions › Category: Healing Modalities › Is USDA Organic Wild Chaga Mushroom Extract Powder from Vimergy (33 Servings, $27.00) sold by Amazon, an effective, high-quality antiviral? 0 Vote Up Vote Down Nicola Staff asked 3 months ago This is a reliable supplier maintaining reasonable quality and consistency that can be relied on to have biologically active material that will be stable and effective for the intended purpose. Please login or Register to submit your answer Username or Email Address Password Remember Me Connect with: