guaranteedI am a 65 year old male, I have been using Tomgkat Ali and Rhodiola for about two weeks. It a couple of days until I noticed the Tongkat Ali start working and last night I felt it working better. The Rhodiola is already improving my mental abilities, the Tengkat Ali gave me clearer thinking and a return of my feeling of well being throughout the day. As we age we SLOWLY loose our energy, mental sharpness and vitality, however with the products sold by Lost Empire Herbs you, we, can regain it all. There are people groups all over the world who eat pure foods, no preservatives or added chemicals to spice up the flavor of food, these chemicals build up in your system to war against your bodies natural mechanisms to keep you healthy and feeling good as long as you live. I research everything and these products really work, guaranted.