Some of the advantages of using bioidentical hormone replacement therapy for women are as follows:

Bioidentical hormone therapy reduces menopausal symptoms like hot flashes & vaginal dryness and makes sex less painful for women.
Lower your chances of dementia
Help prevent fractures in old age women caused by thinning bones (osteoporosis)
Prevent urinary tract infections.
Reduces night sweats & mood swings.
Help with sleep disturbance.
In addition, bioidentical hormone replacement therapy may also reduce risk of diabetes, colon cancer prevention, cataracts, tooth loss, etc.
Some studies also found that it helps to improve skin thickness, elasticity and help in reducing wrinkles in women.