The negative effects for short-term intake over dosage are: Breast tenderness Vaginal Bleeding or spotting Enlarged Fibroids Migraine and headaches Abdominal pain and Bloating Nausea Skin rashes Increase in Triglycerides Coronary Artery Disease Thromboplebitis Another question resurfaces along side the inquiry regarding too much estrogen intake. However, there are only three top occurring estrogens in women namely: estrone, estradiol and estriol. 1. Estrone this is the most powerful among the three. This is the main estrogen being produced in the ovary. 2. Estratiol this is the most common estrogen. It is adapted to estrone. This is the most powerful estrogen produced by the ovary before menopausal stage. They will educate you about the function of the normal estrogen level in the body and all the information you need regarding this matter. You can also eat estrogen-containing foods. There are many foods that contain estrogen. Some of which are apples, licorice, eggplant, cucumbers, peas, pomegranates, clover, carrots, garlic, pumpkins, soybeans and soybean sprouts, barley, papaya, dates, potatoes, alfalfa, eggs, fennels, plums, oats, yams, wheat, rice, and many more. Estrogen as a Contributor in Signalling our Body Clock As medical technology advances throughout the years, there has been much fuss in the medical field about estrogen. Many studies and researches were conducted towards finding out the very nature of estrogen. All of these undertakings agreed on one thing, estrogen is a primary component in the indication of the human body clock. They will advise you to undergo a check up first before you will be given the prescription. Some of the patients can be prone to more side effects especially if Estrogen patches are not suited for them. Most common side effects of Estrogen patches are skin irritation, back pain and sometimes headache. Cardiovascular Disease This is the one number killer disease in most women of the United States. This is also liable for the deaths of most women ages 50 and above. What is the cause? One of the causes researches could give about the large number of cardiovascular diseases deaths in the U.S is the deficiency in estrogen.