The female body produces three major types of this estrogen, these includes estriol, estradiol, and estrone. Estriol is found to be the weakest among the three estrogens. Its high level of existence in the body denotes a less likely possibility of developing breast cancer. As mentioned in the American Medical Journal Association dated in 1966, according to Dr. Most studies have shown that normal estrogen level has a great relevance to the normal functioning of the brain. In addition, it also proves that women who maintain normal levels of estrogen in their body are less likely to suffer from brain malfunction. That is why regular intake of estrogen supplements in older women is essential. Here are the different ways. Hormone replacement therapy these is a method used to supply the needed amount of estrogen in the body. It regulates the amount of estrogen to normal in the body so it will function effectively. Estrogen supplements - these are drugs that are taken orally to maintain the normal estrogen level in the body. Otherwise, a woman already knows about the health risk of the estrogen but is still not bothered about it. What they want is to get rid of the menopause symptoms immediately even if it will give her in return unbearable diseases. Do not know that there are also effective but safe ways to remove hot flashes and other menopause symptoms without the need to use the estrogen pills. It is dubbed as estrogen because of its big importance in the oestrus cycle. The main function of it is, as female sex hormone. This hormone is found in both men and women but women of reproductive age have high levels of it. Estrogen hormone helps in developing the breast of the women, thickening of the endometrial, affects the discharge of hormones from pituitary gland and changing the menstrual cycle. However, it must be noted that even some of the alternatives of hormone replacement products such as the estrogen supplements are not safe at all times. It can sometimes lead to disorders such as heart failures and bone loss. It is true that most of the Estrogen supplements are natural but it does not always follow that these are always safe.