The extract of Rhodiola contains 3% salidroside. Rhodiola Extract contains 3% of the active ingredient, Rhodiola Rosea; Most Rhodiola extracts contain 1% or less salidroside. Vegan, gluten-free and non-GMO; Rhodiola Rosea Extract is vegetarian, gluten free and non-GMO. Made in the USA and tested for purity; Our Rhodiola Rosea supplements are manufactured in New York; Available for testing upon request Rhodiola is an adaptogen compound to become your best self; Rhodiola supports both physical and mental energy levels so you can bring out the best in your mind and be the best you can be.