Boost Your Energy Levels! Formula 636 Cayce's energizing formula and internal refresher is great for both men and women. It contains Atomidine with iodine to support health and ginseng (100 mg) to counteract sluggishness and give you an energy boost. In addition it is particularly helpful to women with 100 mg of black snake root known as Black Cohosh. This phytoestrogen has been documented in many studies for it's role in alleviating symptoms of PMS and menopause. It works to balance the dramatic hormonal shifts which cause bloating, mood swings, hot flashes, and menstrual cramps.