Rhodiola (Rhodiola rosea) is indigenous to the Arctic and Alpine regions of Europe, Asia and America and has long been used as a tonic by many cultures, including the Ancient Greeks. Rhodiola is generally known as an “adaptogen,” a term which refers to any agent possessing the ability to support the body’s natural capacity to adapt to life’s changing conditions. NOW Rhodiola is standardized to 3% Total Rosavins and min. 1% Salidroside. Our NOW natural and organic Supplements are an effective way to ensure you and your loved ones are getting essential vitamins, minerals and nutrients for daily optimal health. Since 1968, NOW has been making top quality products that are tested to the highest standards to empower people to lead healthier lives. Our promise - what is on the label, is precisely what is in the bottle.