- John DiBella
- Published: February 24, 2025
- Updated: February 24, 2025
- Fact-checked by Dr. Desiree Granados

As you age, cognitive changes might become more noticeable, leading to concerns about memory loss and brain function. With the connection between hormones and brain health, many are exploring hormone replacement therapy (HRT) as a potential way to support cognitive well-being and reduce dementia risk. But how effective is HRT for brain health? Here’s what you need to know.
Understanding Dementia and Hormones
Dementia is a general term for a decline in cognitive function that interferes with daily life. It encompasses conditions like Alzheimer’s disease, vascular dementia, and Lewy body dementia. Common symptoms include memory loss, difficulty concentrating, confusion, and mood changes. While dementia primarily affects older adults, its underlying causes vary and may be linked to hormonal changes, particularly in women.
Estrogen and progesterone play crucial roles in brain health, supporting neuron function, reducing inflammation, and promoting blood flow. As estrogen levels decline during menopause, some researchers believe this hormonal shift might contribute to cognitive decline. This connection has led to increasing interest in hormone replacement therapy (HRT) as a potential way to support brain function and reduce the risk of dementia.
A study published in 2019 shows that declining levels of estradiol (a bioidentical hormone to supplement estrogen), is linked with reduced cognitive performance. Furthermore, opting for HRT during early menopause tends to produce more beneficial results than starting HRT later in menopause.
Another study published to the journal of the International Menopause Society investigated the effects of progesterone on postmenopausal women and found that progesterone was positively associated with verbal memory and global cognition.
Hormone replacement therapy, including estrogen and progesterone, can be a valuable tool in aiding brain health and preventing conditions such as dementia. Various studies have proven its efficacy in treating and preventing these conditions.

How Hormone Replacement Therapy (HRT) May Help with Dementia
Hormone replacement therapy (HRT) is a treatment that supplements declining hormone levels to help manage symptoms of menopause and other hormonal imbalances. Research suggests that HRT might also support cognitive function in some individuals. While findings are mixed, potential benefits include
- Improved Memory and Cognitive Function – Estrogen has been linked to better memory retention and cognitive processing, which may help slow cognitive decline.
- Reduced Inflammation – Estrogen has anti-inflammatory properties that may protect the brain from oxidative stress and inflammation, both of which are associated with dementia.
- Enhanced Blood Flow – HRT may support vascular health, reducing the risk of vascular dementia caused by impaired circulation to the brain.
- Mood Stabilization – Many people experience mood swings and depression alongside cognitive decline. HRT may help balance neurotransmitters that regulate mood and mental clarity.
It’s important to note that while some studies suggest HRT may be beneficial, others indicate potential risks, particularly if initiated later in life. Consulting a medical professional is essential to determine the best approach based on your individual health profile.
Should You Consider HRT for Dementia Prevention or Management?
If you’re experiencing cognitive decline or are concerned about your long-term brain health, you might be wondering if HRT is a suitable option. Consider discussing the following factors with your doctor:
- Your Age and Timing – Some studies suggest that starting HRT during early menopause might be more beneficial for cognitive health than starting later.
- Personal and Family Medical History – If you have a history of blood clots, stroke, or certain cancers, HRT might not be recommended.
- Current Symptoms – If you’re already experiencing menopausal symptoms like hot flashes, mood swings, or memory issues, HRT may help address multiple concerns at once.
- Type of HRT – Different formulations (estrogen-only vs. combined estrogen and progesterone) have varying effects on brain health.
- Potential Risks and Side Effects – HRT may not be suitable for everyone, and understanding the risks is crucial before beginning treatment.
Conclusion
While research is ongoing, hormone replacement therapy (HRT) presents a promising area of study for dementia prevention and cognitive health support. If you’re concerned about memory loss or cognitive function, discussing HRT with a healthcare provider can help determine whether it’s a viable option for you. The Sanctuary Wellness Institute offers personalized HRT services to help you navigate your hormonal health and make informed decisions about your well-being.
States Where We Offer HRT
The Sanctuary Wellness Institute provides HRT services in the following states:
- Connecticut
- Florida
- Pennsylvania
- More Coming Soon!
How we reviewed this article:
- NINDS. Dementias
https://www.ninds.nih.gov/health-information/disorders/dementias - Jason K Russell, Carrie K Jones, Paul A Newhouse (2019). The Role of Estrogen in Brain and Cognitive Aging
https://pmc.ncbi.nlm.nih.gov/articles/PMC6694379/ - V W Henderson (2018). Progesterone and human cognition
https://pmc.ncbi.nlm.nih.gov/articles/PMC6309195/ - Ali Razmara, et al. (2007). Estrogen Suppresses Brain Mitochondrial Oxidative Stress in Female and Male Rats
https://pmc.ncbi.nlm.nih.gov/articles/PMC2099309/ - Joshua M Matyi, et al. (2019). Lifetime estrogen exposure and cognition in late life: the Cache County Study
https://pmc.ncbi.nlm.nih.gov/articles/PMC7448538/
Current Version
February 24, 2025
Written By
John Dibella
Fact-checked By
Desiree Granados
Editorial Process
Our Editorial Process

John DiBella is the co-founder and CEO at The Sanctuary Wellness Institute. His goal is to foster healthier lifestyles to improve individuals’ quality of life and health span through online medical and non-medical services. When he’s not writing blogs about medical marijuana, he enjoys hiking, camping, surfing and sailing.