Estrogen Balance is an issue that many women are affected by. The oils used in this E-Balance blend were chosen for their balancing properties to help your body maintain healthy levels of estrogen. Estrogen dominance can create a host of issues such as: weight gain, irritation, bloating, headaches, and fibroids. Not enough estrogen can contribute to hot flashes, insomnia, mental fog, depression, low libido and can affect your ability to ovulate..