Skip to main content
$50 off Not sure what to test? Get a personalized recommendation
August 29, 2024

HDL Size: What It Means for Heart Health & Longevity

HDL size indicates how efficiently your body removes cholesterol. A larger HDL particle size is often linked to better cardiovascular health.

HDL Size: What It Means for Heart Health & Longevity

What is HDL size?

High-Density Lipoprotein (HDL) size refers to the average diameter of high-density lipoprotein particles in the blood.‍HDL particles come in varying sizes, with larger particles generally being more effective at reverse cholesterol transport.‍

What does it assess?

HDL size assesses cardiovascular health and lipid metabolism.‍It can be measured through advanced lipid testing and is used as a marker for assessing cardiovascular health.‍An optimal HDL size can indicate efficient cholesterol metabolism and reduced cardiovascular risk.

How can I optimize my HDL size?

Omega-3 fatty acids, found in fatty fish like salmon and plant sources like flaxseeds, help increase HDL particle size and improve overall lipid profiles.‍Monounsaturated fats from sources like olive oil and avocados can also support healthy HDL function. Physical activity, especially moderate to intense aerobic exercise, is effective at improving HDL size and functionality.‍Exercise boosts HDL particle formation and promotes a healthier lipid profile. Limiting added sugars and refined carbs can help improve HDL levels and particle size by reducing triglycerides, which in turn supports a healthier lipid environment.

What do large and small HDL sizes mean?

Larger HDL particle size is generally associated with effective cholesterol transport and reduced cardiovascular risk.‍Large HDL particles are more efficient in reverse cholesterol transport, helping to remove excess cholesterol from arteries and reducing the risk of plaque buildup.‍Smaller HDL particle size may indicate reduced cholesterol transport efficiency, potentially raising cardiovascular risk.‍Low HDL size can be associated with factors like insulin resistance, metabolic syndrome, and an overall pro-inflammatory state.

Related HDL Particle Size Resources

Concierge-level care, made accessible.

Mito Health Membership

Less than $1 / day
Codeveloped with experts at MIT & Stanford
Billed annually — cancel anytime

Bundle options:

Individual

$399 $349 /year

or 4 interest-free payments of $87.25*

Duo Bundle

(For 2)

$798 $660 /year

or 4 interest-free payments of $167*

Pricing for members in NY, NJ & RI may vary.

Get started
Checkout with HSA/FSA
Secure, private platform

What's included

1 Comprehensive lab test with over 100+ biomarkers

1 Comprehensive lab test with over 100+ biomarkers

One appointment, test at 2,000+ labs nationwide

Insights calibrated to your biology

Insights calibrated to your biology

Recommendations informed by your ethnicity, lifestyle, and history. Not generic ranges.

1:1 Consultation

1:1 Consultation

Meet with your dedicated care team to review your results and define next steps

Lifetime health record tracking

Lifetime health record tracking

Upload past labs and monitor your progress over time

Biological age analysis

Biological age analysis

See how your body is aging and what's driving it

Order add-on tests and scans anytime

Order add-on tests and scans anytime

Access to advanced diagnostics at discounted rates for members

Get started

Get a deeper look into your health.

Get clear insights and actionable next steps. Results in 7 days.