Estredux is an estrogen blocker and anti-estrogen supplement. Estredux is an aromatase inhibitor that blocks estrogen production while providing testosterone boosting support. Blocking estrogen and boosting testosterone is a common desire for many men for various reasons. The desire to block estrogen production has never been higher, which is why VH Nutrition developed a proprietary ingredient matrix to block estrogen and increase natural testosterone production. Our formula uses Cordyceps, Eurycoma, Eleuthero Senticosus, Rhodiola Rosea, Panax Ginseng, Ashwagandha, and DIM. These ingredients have been shown to be effective in preventing estrogen production and absorption. At VH Nutrition we stand behind our products with a 30 day, 100% satisfaction guarantee.