Max Salidrioside content of 3%; Doublewood Rhodiola extract contains 3% of the active ingredient which is the Salidrosides; Most Rhodiola extracts contain 1% or less Salidrosides Vegan, Gluten Free and Non gmo; Double Wood’s Rhodiola extract is manufactured to be vegan, gluten free, and non-gmo Manufactured in the USA from Globally Sourced Ingredients and Tested for Purity; Our Rhodiola Supplement is manufactured right here in New York; Testing is available upon request Supports Mood and Mental Energy; Rhodiola is an adaptogen compound that supports mood and mental / physical energy levels Become your best self; Rhodiola supports physical and mental energy levels so you can think your best and be your best Product Description