Understanding the Safety and Efficacy of Bioidentical Hormone Replacement Therapy

4 min read
4 minute read
Dec 6, 2024

As we age, hormonal imbalances can bring about challenging symptoms—especially for women experiencing menopause. Bioidentical Hormone Replacement Therapy (BHRT) has emerged as a popular option to address these changes. While advocates champion BHRT for its “natural” composition, some healthcare providers raise concerns about its safety and effectiveness. This article explores BHRT’s unique aspects, potential benefits, and safety profile to help patients make informed decisions.

What Sets BHRT Apart?

Bioidentical hormones are synthesized to be chemically identical to the hormones our bodies naturally produce. Derived from plants like soy and yams,  these hormones are designed to replicate estrogen, progesterone, testosterone, and other hormones that fluctuate with age. BHRT appeals to those seeking relief from symptoms like hot flashes, mood swings, and decreased libido because it more closely mirrors the body’s natural hormone structure than synthetic hormones.

However, reactions to BHRT are not one-size-fits-all. DHEA, for example—a hormone sometimes included in BHRT—might convert to estrogen in one person but to testosterone in another. These variabilities underscore the need for individualized treatment and careful monitoring, as Dr. Naina Sachdev, a specialist in Anti-Aging and Regenerative Medicine, notes in her discussions on BHRT.


[Access Live] Safety of Bioidentical Hormone Replacement Therapy - Dr. Naina Sachdev

The Importance of Choosing the Right Hormones

Dr. Sachdev emphasizes that BHRT’s distinction lies in the types of hormones it uses, particularly regarding estrogen and progesterone. BHRT incorporates three forms of estrogen: estrone (E1), estradiol (E2), and estriol (E3). Estriol is often highlighted for its similarity to naturally occurring estrogens and carries a lower risk of side effects, making it ideal for managing symptoms like vaginal dryness. This contrasts with synthetic estrogens, which have been associated with higher risks of cancer and cardiovascular disease.

It’s not only estrogen that is important, progesterone choices are equally important. Synthetic progestins, while structurally similar to progesterone, often interact differently with receptors, potentially leading to unwanted side effects. Natural progesterone, however, aligns more closely with the body’s chemistry, making it a better option for those seeking a balanced response without compromising safety.

Benefits and Flexibility of BHRT

Advocates of BHRT highlight several benefits. BHRT may effectively alleviate menopausal symptoms, such as hot flashes, night sweats, mood disturbances, and low libido. Many patients are drawn to it due to the perception that bioidentical hormones are closer to the body’s own natural hormones.

A significant advantage of BHRT is its flexibility. Compounded bioidentical hormones allow healthcare providers to tailor dosages and combinations to meet individual needs, making BHRT adaptable to each patient’s unique biochemistry. Adding nutrigenomic compounds, like DIM (Diindolylmethane) and indole-3-carbinol, may further support hormone metabolism and reduce the risk of estrogen-related side effects by helping the liver break down and eliminate estrogen safely.

Dosing and Delivery: Why They Matter

One effective strategy in BHRT is “pulsatile dosing,” which involves delivering hormones in smaller doses throughout the day. This approach mimics the body’s natural hormone release and may reduce receptor downregulation, where receptors become less responsive to higher doses.

BHRT also offers several delivery options: transdermal (topical) creams, oral supplements, sublingual drops, and pellets. Topical applications are popular since they bypass the liver and avoid certain metabolic byproducts that may elevate blood pressure or increase clotting risks. For instance, bioidentical progesterone creams are shown to minimize inflammation and clotting risks often associated with oral hormone therapy.

The Safety of BHRT

While BHRT shows promise, it’s not without risks. One primary concern is around compounded bioidentical hormones. These hormones are custom-mixed by compounding pharmacies using FDA-approved ingredients. However, they lack the level of standardization of regular pharmacies, which may result in varying potency and quality, potentially leading to inconsistent dosing and potentially under- or overdosing. Like traditional hormone therapy, BHRT may also cause side effects such as weight gain, mood swings, and increased clotting risk. Long-term hormone use may carry an elevated risk of certain cancers, though more research is needed to determine if BHRT poses the same risks as synthetic hormone replacement therapy.


[Related Content] How to Address BHRT Myths with Your Patients


The Role of Estrogen Receptors in Safety

The body’s estrogen receptors play a critical role in how BHRT affects health. Different receptors respond to different types of estrogen. For example, beta receptors in vaginal tissues respond particularly well to estriol, making it a safer option for managing symptoms like vaginal dryness. Estradiol, however, interacts more with alpha receptors, which are linked to cell proliferation, and thus requires more careful monitoring. By understanding these distinctions, healthcare providers can tailor BHRT to maximize safety and effectiveness for each patient.

The Importance of Comprehensive Testing

Accurate lab testing is essential for effective BHRT. Testing helps practitioners assess hormone levels over time, enabling them to create a more personalized and effective treatment plan. Comprehensive panels, such as those offered by Access Medical Labs, provide detailed information that allows healthcare providers to adjust BHRT treatment to better suit each patient’s individual needs.

Here are the pre-built hormone panels you’ll find at AML:

  • Comprehensive Male Panel/Comprehensive Male Panel Plus (Serum)
  • Comprehensive Female Panel/Comprehensive Female Panel Plus (Serum)
  • NextGen Male Panel (Saliva)
  • NextGen Female Panel (Saliva)
  • NextGen Adrenal Panel (Saliva)
  • NextGen Andropause Panel (Saliva)
  • NextGen Menopause Panel (Saliva)
  • Female EvaluatoR Panel (Saliva)
  • The Hormone Blueprint (Saliva)

Final Thoughts: Is BHRT Safe?

BHRT provides a promising option for physicians managing hormonal imbalances, particularly in menopausal patients. However, its safety profile continues to be a topic of ongoing research. While the lack of standardization and regulatory oversight in compounded BHRT raises some safety concerns, patients and physicians can work together to weigh the benefits and risks. By staying informed on the latest research, conducting comprehensive evaluations, and tailoring plans to each patient’s unique health profile, physicians can empower patients to make informed decisions that align with their specific needs and health goals. Personalized care and proactive monitoring are essential to providing effective BHRT that maximizes safety and outcomes.


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About Access:

Access is the nation’s premier specialty diagnostic lab. We offer a broad menu of testing from blood, saliva, urine & swab samples. We perform all of your tests in our 25,000 sq. ft. ultra-automated facility in Jupiter, Florida & provide results within 24hrs. Since 2003, we continuously strive to innovate, inspire, and improve solutions for physicians by providing an exceptional personalized experience with the most accurate testing.

Feel free to contact our specialist to find out more about prices and services. We are always ready to answer your questions: sales@accessmedlab.com

The Safety of Bioidentical Hormone Replacement Therapy (BHRT)
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