Low estrogen symptoms: signs of estrogen deficiency and how to treat it

It’s 3:12 a.m. and you’re standing in front of the open freezer, cold air on your chest, seriously considering climbing in. The duvet is on the floor. Your partner is asleep under two blankets, which feels like a personal affront. By the time you fall back asleep, the alarm is an hour away. A few hours later, you’re running on fumes in the 9 a.m. meeting, halfway through a sentence, and you’ve forgotten the word “spreadsheet” for the third time this week.

Those things don’t look related. Often they share one thread: estrogen, a hormone that does far more than run your menstrual cycle, and that gets a lot less predictable in your 40s and 50s. Here’s what low estrogen level can look like, the stranger signs nobody mentions, and what treatment looks like in Canada.

What are the symptoms of declining estrogen?

The most common low estrogen symptoms are hot flashes, night sweats, poor sleep, vaginal and bladder changes, and faster bone and muscle loss.

Hot flashes and night sweats are the classic signs, and they tend to last longer than people expect: a median of 7.4 years in a large study of more than 3,000 women.¹ They’re also closely tied to broken sleep.²

Vaginal dryness, painful sex and bladder changes are part of genitourinary syndrome of menopause (GSM), previously called vaginal atrophy. It can affect as much as 84% of menopausal women, and unlike hot flashes, it doesn’t fade with time.³

The quieter one is bone and muscle. Bone loss speeds up from about a year before your final period to two years after it, which is when osteoporosis risk starts building.⁴ Lower muscle mass has also been linked with more severe menopausal symptoms.⁵

Is low estrogen the same as menopause?

Not exactly. Menopause is one moment: 12 months without a period. Low estrogen levels can happen before, during and after it. Perimenopause is mostly a time of fluctuating estrogen, and low estrogen can also come from other causes, like premature ovarian insufficiency (POI) before age 40, or hypothalamic amenorrhea from excessive exercise, under-eating or stress.^6,7

Weird symptoms of low estrogen you might not expect

Some of the most disruptive signs of low estrogen show up in your joints, heart rhythm, bladder and mouth, which is why they rarely get linked to hormones.

• Joint and muscle pain. About 71% of perimenopausal women report it, usually as stiffness in several joints at once.⁸
• Heart palpitations. A flutter or skipped beat out of nowhere. About half of women have a moderate to high chance of palpitations in perimenopause, and in that research they weren’t linked to heart disease.⁹ New palpitations still deserve a check, especially with chest pain or shortness of breath.
• Urinary urgency and repeat UTIs. Your bladder responds to estrogen too, so needing to go right now, getting up at night and recurring infections can all be part of GSM.¹⁰
• Lower libido. Rarely about one hormone. Dryness and pain with sex play a big role.
• Burning mouth syndrome. A burning or tingling tongue, lips or palate with no visible cause, often alongside dry mouth and changes in taste.¹¹
• Dry, itchy skin. Estrogen helps maintain your skin’s collagen, so skin can get thinner and drier as it falls.¹²

Same symptoms, different hormone patterns

“Low estrogen” and “high estrogen” describe hormone patterns, not clinical diagnoses, and many of their symptoms overlap.

If you’ve read our article on high estrogen symptoms, some of this will sound familiar. Mood swings, night sweats, broken sleep and irregular periods can show up whether estrogen is running high, low, or swinging between the two in the same month. In perimenopause, estrogen rarely declines in a straight line.¹³

That’s why you don’t need to figure out whether you’re “low” or “high” before getting help. What matters is someone looking at your symptoms, history and cycle together.

Why estrogen matters

Estrogen acts on nearly every system in your body, which is why low estrogen levels cause symptoms in places you wouldn’t expect.

It’s hard to pin estrogen to a single job. It helps keep your body’s internal thermostat, which sits in your brain, steady, so when it drops, small temperature changes can set off a hot flash. It works with dopamine, a brain chemical tied to focus, concentration and mood, which helps explain brain fog and mood changes.¹⁴ It keeps vaginal and bladder tissue healthy, and it helps protect bone and muscle mass.

How to increase estrogen levels naturally

In perimenopause and menopause, lifestyle changes can ease symptoms, but they can’t meaningfully increase your estrogen production.

Once your ovaries are winding down, no food, supplement or workout tells them to make more estrogen. The exception is hypothalamic amenorrhea. That’s when your brain turns down estrogen production because it senses your body is under too much strain, from not eating enough, training very hard or ongoing stress. With medical support, the treatment is to lighten that load: eating enough, easing off intense training and managing stress. That can help your periods and estrogen come back.¹⁵

Lifestyle is still worth your time for symptoms. Cognitive behavioural therapy (CBT) can reduce how much hot flashes bother you, and weight loss may help some women. Strength training protects bone and muscle and helps mood, even though Canadian guidelines don’t recommend exercise specifically for hot flashes.¹⁶

How can I raise my estrogen levels quickly?

If your low estrogen is related to perimenopause or menopause, the most reliable way to raise estrogen is menopausal hormone therapy (MHT), formerly called hormone replacement therapy (HRT). Canadian guidelines consider it the most effective option for moderate to severe hot flashes. Like any medication, it comes with health risks and benefits that depend on your history, so it’s worth seeing a care provider with current knowledge of hormone therapy. They can explain what those health risks mean for you and build an individualized treatment plan.

Natural estrogen therapy: plant-based options

Plant-based “natural estrogen” products have weak, inconsistent evidence, and Canadian guidelines don’t recommend any of them for hot flashes.

Phytoestrogens in soy and flaxseed look a bit like estrogen, but looking similar isn’t acting the same. They’re much weaker, they don’t mimic all the forms of estrogen your body makes, and they don’t work the same way for everyone. You’d likely need large amounts for a real effect, and research on soy and black cohosh hasn’t shown a clear benefit over placebo.¹⁷

If “natural hormone replacement therapy” means hormones identical to your own, that already exists: Health Canada-approved prescriptions contain estradiol and micronized progesterone that match what your body makes (sometimes called bio-identical). Custom-compounded versions haven’t been tested with the same rigour.¹⁸

Estrogen pills and other delivery methods

In Canada, systemic estrogen comes as pills, skin patches or gels, and the route changes the risk profile.

Patches and gels bypass the liver, which is why they appear to carry a lower risk of blood clots than pills. If you have a uterus, estrogen is paired with progesterone or another progestogen to protect the uterine lining, sometimes in one pill. Vaginal rings that release a whole-body dose exist in the US, but Canada’s vaginal ring is a local treatment only.¹⁹

Intravaginal estrogen: local treatment for local symptoms

Intravaginal estrogen is used to treat vaginal dryness and related genitourinary symptoms, at much lower doses than whole-body hormone therapy.

In Canada, it comes as creams, small tablets or softgel inserts, and a soft ring replaced every 3 months. Guidelines note that a progestogen generally isn’t needed with low-dose vaginal estrogen, but your prescriber will confirm what’s right for you. Research suggests it may also help with urinary urgency and frequency, and with repeat UTIs after menopause. Your care provider can tell you whether it fits your situation.

What is the lowest dose of estrogen for menopause?

For vaginal symptoms, very low-dose options exist. For whole-body symptoms like hot flashes, treatment usually starts at a low dose. Your prescriber chooses the strength and adjusts it over time.

Estrogen replacement for menopause: getting started

Estrogen replacement starts with a medical assessment, and the right treatment, dose and route are different for every woman.

Before recommending anything, your provider checks three things. First, that low estrogen is the real cause, since thyroid problems or low iron can look similar. Second, that you’re a good candidate, based on your personal and family history. Third, which treatment fits your symptoms: vaginal dryness alone might only need intravaginal estrogen, while hot flashes usually call for systemic therapy. Risks depend on the type, dose, route and timing, so treatment is individualized and reviewed over time. Depending on the type and route, risks can include blood clots, stroke and, with some combinations, a small increase in breast cancer risk.²⁰

Your preferences matter just as much. Hormone therapy is one option, not the only one, and not necessarily the right one for you, even when symptoms are affecting your quality of life. If you’d rather start with a non-hormonal approach, that’s a valid choice. A good care provider weighs your symptoms, your goals, your health risks and how you feel about possible side effects, then helps you decide without pressure.

Do I need my estrogen levels tested?

Usually not to get a diagnosis. Your hormone levels can swing so much that one blood draw can miss the picture, and for women over 45, guidelines say perimenopause can be diagnosed from symptoms. Testing is useful under 45 to check for early menopause or POI, to rule out other conditions, or to fine-tune treatment once you’ve started.

Get support for low estrogen symptoms with Coral

Coral is a virtual menopause clinic for women across Canada, with nurse practitioners, registered nurses and health coaches who look at your symptoms as a whole.

Coral’s care team can help you figure out what’s going on and what your options are, including hormone therapy, vaginal treatments, non-hormonal options and lifestyle coaching. 

Book a free 15-minute call with a Coral care coordinator to ask your questions and see if Coral’s a fit. Or go straight to the Initial Menopause Consultation: bloodwork plus a follow-up with a nurse practitioner to go over your results and talk through whether hormone therapy makes sense for you.

Disclaimer: The information provided here is for informational purposes only. It is not intended as medical advice. Always consult with your doctor or healthcare provider to determine what is best for your individual health needs.

While we use the word “women” for simplicity, we recognize that menopause and perimenopause can affect people of many gender identities. Our goal is to support everyone who experiences these changes.

References

1. Avis NE, et al. Duration of menopausal vasomotor symptoms over the menopause transition. JAMA Intern Med, 2015. doi:10.1001/jamainternmed.2014.8063 ↩︎
2. Thurston RC, Joffe H. Vasomotor symptoms and menopause: findings from the Study of Women’s Health Across the Nation. Obstet Gynecol Clin North Am, 2011. doi:10.1016/j.ogc.2011.05.006 ↩︎
3. The North American Menopause Society. The 2020 genitourinary syndrome of menopause position statement. Menopause, 2020. doi:10.1097/GME.0000000000001609 ↩︎
4. Greendale GA, et al. Bone mineral density loss in relation to the final menstrual period in a multiethnic cohort (SWAN). J Bone Miner Res, 2012. doi:10.1002/jbmr.534 ↩︎
5. Wang X, et al. Association between menopause-related symptoms and muscle mass index among perimenopausal and postmenopausal women and the mediating role of estrogen levels. Front Endocrinol, 2025. doi:10.3389/fendo.2025.1628612 ↩︎
6. National Institute for Health and Care Excellence. Menopause: diagnosis and management (NG23), 2015. PDF ↩︎
7. Gordon CM, et al. Functional hypothalamic amenorrhea: an Endocrine Society clinical practice guideline. J Clin Endocrinol Metab, 2017. doi:10.1210/jc.2017-00131 ↩︎
8. Lu CB, et al. Musculoskeletal pain during the menopausal transition: a systematic review and meta-analysis. Neural Plast, 2020. doi:10.1155/2020/8842110 ↩︎
9. Carpenter JS, et al. Palpitations across the menopause transition in SWAN: trajectories, characteristics, and associations with subclinical CVD. Menopause, 2023. doi:10.1097/GME.0000000000002082 ↩︎
10. Porcari I, et al. Vulvovaginal estrogen therapy for urinary symptoms in postmenopausal women: a review and meta-analysis. Climacteric, 2025. doi:10.1080/13697137.2025.2517138 ↩︎
11. Labunet A, et al. Oral manifestations in menopause: a scoping review. Medicina, 2025. doi:10.3390/medicina61050837 ↩︎
12. Lephart ED, Naftolin F. Menopause and the skin: old favorites and new innovations in cosmeceuticals for estrogen-deficient skin. Dermatol Ther, 2021. doi:10.1007/s13555-020-00468-7 ↩︎
13. Prior JC. Ovarian aging and the perimenopausal transition: the paradox of endogenous ovarian hyperstimulation. Endocrine, 2005. ↩︎
14. Russell JK, Jones CK, Newhouse PA. The role of estrogen in brain and cognitive aging. Neurotherapeutics, 2019. doi:10.1007/s13311-019-00766-9 ↩︎
15. Gordon CM (7) ↩︎
16. Yuksel N, et al. Guideline No. 422a: Menopause: vasomotor symptoms, prescription therapeutic agents, complementary and alternative medicine, nutrition, and lifestyle. J Obstet Gynaecol Can, 2021. ↩︎
17. Ibid. ↩︎
18. Ibid. ↩︎
19. BC Provincial Academic Detailing Service. Medications for menopause-associated vasomotor and genitourinary symptoms, March 2026. PDF ↩︎
20. The North American Menopause Society. The 2022 hormone therapy position statement. Menopause, 2022. doi:10.1097/GME.0000000000002028 ↩︎