Perimenopause and Cholesterol: Why Your Lipid Panel May Not Tell the Whole Story

Your HDL rose. Your doctor told you your cholesterol was in great shape.

That could very well be the case. But it’s also one of the most misleading pieces of information a typical lipid panel can convey to a woman in her late 40s, because during perimenopause, HDL cholesterol levels tend to increase, even while their functionality decreases.

Cardiovascular disease is the number one killer of women. The menopausal transition is exactly when the risk profile changes for cardiovascular disease. Many women are warned about hot flashes and irregular periods, but very few are told that their lipid profiles and metabolic markers are also changing.

Here's what happens and what to measure.

HRT and Perimenopause Cholesterol

We get a lot of questions from women about whether taking hormones affects those rates. Estrogen is associated with shifts in lipid metabolism, and HRT perimenopause cholesterol effects can vary by the type, dose, and route you use. That’s a question to ask your prescriber, preferably with a baseline panel so you can see for yourself what’s going on in your body.

Key Takeaways

Can perimenopause cause cholesterol to rise

• Levels of total cholesterol, LDL and apolipoprotein B increase steeply within a narrow time window surrounding a woman's final menstrual perioed, and remain at the higher level.

• The timing indicates that these shifts are linked to this hormonal change, rather than just aging itself.

• This time frame is one where HDL cholesterol may increase but HDL function decreases, meaning a panel could look more promising than it actually is.

• LDL particles have a tendency to move toward smaller and denser particles, which are more dangerous.

• During these years, ApoB and advanced lipid testing will provide better information than a standard lipid panel.

• It is better to have a picture of your baseline during perimenopause than to find out ten years later how much your health has changed.

What Happens to Cholesterol During Menopause

How does perimenopause affect cholesterol

The strongest data supporting this notion come from SWAN, the Study of Women’s Health Across the Nation. This large, multiethnic study tracked women for several years through the menopause transition with multiple lipid measurements taken along the way, as opposed to one time.

SWAN also found that there was a rapid increase in total cholesterol, LDL cholesterol, and apolipoprotein B within approximately 1 year prior and 1 year after the final menstrual period, a perimenopause cholesterol spike that occurred over a relatively short time period. The perimenopause cholesterol levels remained high but did not increase as rapidly following the 1-year window before or after the final period.

The key here is that timing. If it were just about age, we'd see a continuous upward trend throughout the entire study. Instead, the rise is concentrated at the time of menopause, suggesting it's due to that change rather than aging.

Later SWAN research also showed that the degree of these perimenopause cholesterol changes was associated with indicators of subclinical atherosclerosis, in other words, not just figures on a lab report.

The HDL Problem

That's the finding that matters most, because it contradicts everything you've probably been told about cholesterol.

HDL is conventionally the "good" cholesterol, and more is conventionally better. Across the

menopause transition, HDL cholesterol and total HDL particle number often increase. On a standard lipid panel, that reads as an improvement.

However, when the SWAN researchers examined HDL subclasses and function, they found something quite different. During the 1-2 year periods centered around the final menstrual period:

• Large HDL particles declined

• Small HDL particles increased

• HDL particle size decreased

• Cholesterol efflux capacity per particle decreased

HDL’s primary function is to extract cholesterol from cells and tissues and return it to the liver, and a test of cholesterol efflux capacity measures how well HDL accomplishes that vital task. What researchers found was more HDL particles working less hard.

The researchers concluded: "HDL cholesterol increased overall across the transition, but the HDL subclasses and lipid content changed adversely, and function per particle decreased."

But for a woman seeing a lipid profile with an HDL reading of 65, it’s not apparent.

LDL Isn't Simple Either

In LDL particles, a similar change occurs. Postmenopausal women exhibit an increase in the number of small, dense, and ApoB-rich LDL particles and a decrease in the large, buoyant ones.

The reason this is important is that you can have a very "normal" LDL cholesterol level with a very high number of atherogenic particles. LDL cholesterol only reflects the amount of cholesterol contained within the LDL particles, not the actual number of particles. Because smaller particles carry less cholesterol each, a person will need a greater number of particles to deliver a certain amount of cholesterol to their tissues. Particle number, rather than cholesterol content, correlates better with risk.

What's Worth Measuring Instead

None of this means a standard lipid panel is useless. It means it's incomplete during a specific window when things are changing quickly.

Apolipoprotein B (ApoB) is the single most useful addition. Each atherogenic particle carries exactly one ApoB molecule, so measuring ApoB effectively counts particles directly. It's inexpensive, widely available, and increasingly recognized as a better risk marker than LDL cholesterol alone.

Small dense LDL measured directly, rather than inferred, captures the particle-size shift described above.

Lipoprotein(a) is worth measuring once in a lifetime. It's largely genetically determined, isn't captured on a standard panel, and is an independent risk factor a substantial minority of people carry without knowing.

Oxidized LDL reflects the modified particles most involved in early plaque formation.

Fasting insulin alongside glucose. Insulin resistance develops well before blood sugar rises, so glucose alone can look normal while the underlying picture is already changing.

hsCRP captures inflammatory activity, which also tends to rise during this transition.

Homocysteine relates to methylation capacity and vascular health, and B vitamin status, which is worth knowing during a stage when B vitamins matter for several reasons.

Getting These Tested

Most of these markers aren't included in a routine physical, and asking for them individually can be a frustrating process.

Village Green's CardioMetabolic Health Profile covers them in a single blood draw. The panel analyzes over 20 biomarkers, including ApoB, ApoA1, lipoprotein(a), small dense LDL, oxidized LDL, hsCRP, fasting insulin and glucose, Glycomark for recent glycemic variability, homocysteine, LP-PLA2 for arterial inflammation, and adiponectin and leptin, hormones produced by fat tissue that relate directly to the body composition changes described earlier.

That last group is worth noting. The leptin-to-adiponectin ratio reflects how metabolically active your fat tissue is, which connects the visceral fat redistribution of midlife to the lipid and insulin picture in a way a standard panel simply can't show.

A kit is mailed to you with instructions for a draw at a participating lab, and results arrive in roughly two weeks. Because a panel this detailed is considerably more informative when someone walks you through it, the results are worth reviewing with a practitioner rather than interpreting alone.

Cholesterol Isn't Changing Alone

Lipids also change during this time, along with a few other things, and in tandem:

Fat redistribution. Body fat begins to shift from the hips and thighs to the abdomen. Visceral fat, which surrounds internal organs, is biologically active and associated with increased risk of cardiometabolic disease. This is why you can see changes in your waistline without significant changes on the scale.

Decreased insulin sensitivity, which contributes to decreased glucose tolerance, elevated triglycerides, and the small-dense-LDL profile mentioned above. Insulin resistance and the atherogenic lipid profile tend to go hand-in-hand.

An increase in blood pressure occurs as the beneficial effects of estrogen on blood vessels and nitric oxide synthesis decrease.

Elevated markers of inflammation, which increase the independent risk of cardiovascular disease.

None of these, including the perimenopause cholesterol increase, looks like much in isolation. Together, they add up to a big change that is easy to overlook because it’s not a single dramatic change.

Why This Is Actually Good News

How to lower cholesterol perimenopause

Because for once, you know when it’s happening.

Most cardiovascular risk builds up over many years without any indication. Perimenopause is one of the few times when you get a warning sign, and the changes that can help are ones you probably ought to be doing anyway:

• Strength training can help improve insulin sensitivity and also helps you maintain the muscle tissue that safeguards your metabolic health.

• Blood sugar control, protein, fiber, and whole-food carbs at meals can affect your triglyceride levels and also the pattern of your LDL particles.

• Oats, beans, lentils, and psyllium provide soluble fiber that helps maintain healthy cholesterol levels.

• Omega-3s help maintain triglyceride levels that are already within the normal range.

• Lowering your intake of alcohol can reduce triglycerides and blood pressure, and improve sleep quality.

• Blood pressure and inflammation may be affected by sleep and stress.

This isn’t anything new. What’s different is that this stuff will do more for you today, in a period when your body is changing, than it would have at 35, and than it will at 65.

The Practical Ask

Take a baseline during perimenopause, not post-menopause.

Good baseline panels: lipids, ApoB, fasting glucose/insulin or HbA1c, hsCRP, lipoprotein(a) once, BP, waist circumference. Repeat annually across the transition so you can track trends rather than a single value.

And that knowledge of which way you're heading is worth far more than any individual outcome.

Nutritional Support for Cardiovascular Health

Alongside diet and lifestyle, targeted supplementation can support cardiovascular wellness during this stage. Pathway Pro Advanced Cardio Care combines four clinically studied, patented ingredients: Bergamonte® bergamot extract supports healthy cholesterol levels already within the normal range, ViNitrox™ grape and apple polyphenols support nitric oxide production and healthy vascular function, BenfoPure™ benfotiamine supports healthy glucose utilization, and Cocrysta™ ubiquinol supports cellular energy production and provides antioxidant protection.

As always, supplements work best alongside, not instead of, the fundamentals, and it's worth discussing any new supplement with a qualified practitioner, particularly if you take medications.

Work With Our Team

If you’d like assistance with understanding your labs and creating a plan for this phase, the practitioners at Village Green Apothecary can help. We provide full lab testing and individualized recommendations depending on your test results, health history, and goals.

Book a consultation to get started.

For a broader look at what's changing during this stage, see our guide to perimenopause symptoms, causes, and natural support.

Frequently Asked Questions

Does menopause raise cholesterol?

Studies have shown that total cholesterol, LDL cholesterol, and apolipoprotein B increase dramatically during the time frame surrounding the last menstrual period and then stabilize. This temporal pattern implies that the lipid changes are likely associated with the hormonal transition and not just with age.

Why did my HDL go up during menopause?

While HDL cholesterol tends to rise through menopause, studies of HDL subclasses showed that both particle size and function decrease during the same period. In other words, more HDL cholesterol does not equal reduced cardiovascular risk.

What is ApoB and why does it matter?

ApoB is a protein on every atherogenic lipoprotein particle, one for each. So when you measure ApoB, you're essentially counting the number of those particles. This can provide a more accurate reflection of cardiovascular disease risk than just LDL alone, especially if particle size is changing, such as at menopause.

When should I get my cholesterol checked during perimenopause?

It’s helpful to set a baseline at the beginning of the transition, and then re-measure yourself annually so that you can visualize the change over time, rather than a snapshot in time. Talk to your doctor about the best time to measure, and which tests to order.

Can diet and exercise offset menopausal cholesterol changes?

Diet, exercise, sleep, and stress do play a role in your lipid profile and metabolism. It’s unclear if those lifestyle factors will completely counterbalance the transition-related change for everyone, but measuring instead of guessing is definitely worth it.

References

1. Matthews KA, Crawford SL, Chae CU, et al. Are changes in cardiovascular disease risk factors in midlife women due to chronological aging or to the menopausal transition? Journal of the American College of Cardiology. 2009;54(25):2366–2373.

2. El Khoudary SR, Chen X, Nasr A, et al. HDL subclasses, lipid content, and function trajectories across the menopause transition: SWAN-HDL study. Arteriosclerosis, Thrombosis, and Vascular Biology. 2021;41(2):951–961.

3. El Khoudary SR, Aggarwal B, Beckie TM, et al. Menopause transition and cardiovascular disease risk: implications for timing of early prevention. Circulation. 2020;142(25):e506–e532.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

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