Total Cholesterol HDL Ratio
ResearchedTotal Cholesterol to HDL Cholesterol Ratio
Cardiovascular • Last tested 2026-01-28
What It Measures
This ratio measures the proportion of your total cholesterol relative to your HDL (high-density lipoprotein or 'good') cholesterol. It reflects how much of your circulating cholesterol is being efficiently cleared from arteries versus accumulating. A higher ratio means proportionally less protective HDL relative to total cholesterol, indicating greater cardiovascular risk.
The Total Cholesterol/HDL ratio is a calculated cardiovascular risk marker derived by dividing total cholesterol by HDL cholesterol. It provides a more comprehensive picture of cardiovascular risk than total cholesterol alone because it accounts for the protective effect of HDL. A lower ratio indicates a healthier balance of cholesterol types and reduced atherosclerotic risk.
Current Value
What High Means
An elevated Total Cholesterol/HDL ratio (above 5.0) indicates increased cardiovascular risk, including higher likelihood of atherosclerosis, coronary artery disease, heart attack, and stroke. High ratios often result from elevated LDL and triglycerides combined with low HDL, which can be driven by insulin resistance, metabolic syndrome, type 2 diabetes, obesity, sedentary lifestyle, smoking, poor diet (high refined carbohydrates and trans fats), and genetic factors such as familial hypercholesterolemia.
Possible Symptoms
Typically asymptomatic until cardiovascular disease develops. May present with chest pain (angina), shortness of breath, fatigue during exertion, xanthomas (cholesterol deposits under skin), arcus senilis (white ring around cornea), claudication (leg pain when walking), or symptoms of acute cardiovascular events such as heart attack or stroke.
What Low Means
A low Total Cholesterol/HDL ratio (below 2.5) is generally favorable and indicates a strong protective HDL level relative to total cholesterol. Very low ratios are rarely problematic but could reflect extremely low total cholesterol, which in rare cases has been associated with increased risk of hemorrhagic stroke, depression, or hormonal insufficiency (since cholesterol is a precursor to steroid hormones). Ratios below 2.0 may warrant investigation into hypocholesterolemia causes.
Possible Symptoms
Generally asymptomatic and considered protective. Extremely low ratios reflecting very low total cholesterol may rarely be associated with fatigue, mood changes, hormonal imbalances, or poor vitamin absorption (fat-soluble vitamins A, D, E, K).
Risk Factors
Coronary artery disease, atherosclerosis, myocardial infarction (heart attack), ischemic stroke, peripheral artery disease, metabolic syndrome, insulin resistance, type 2 diabetes, hypertension, obesity, familial hypercholesterolemia, chronic kidney disease
Actionable Advice
Supplements
- •Omega-3 fish oil (EPA/DHA)
- •Niacin (vitamin B3)
- •Berberine
- •Red yeast rice
- •Plant sterols and stanols
- •Citrus bergamot extract
- •Psyllium fiber
- •Coenzyme Q10
- •Curcumin
- •Garlic extract (aged)
Diet & Lifestyle
- •Exercise regularly — aim for 150+ minutes/week of moderate aerobic activity plus resistance training, which raises HDL and lowers LDL
- •Eliminate trans fats and minimize refined carbohydrates and added sugars
- •Increase soluble fiber intake (oats, beans, lentils, flaxseed)
- •Consume healthy fats from olive oil, avocados, nuts, and fatty fish
- •Maintain a healthy body weight — even 5-10% weight loss significantly improves the ratio
- •Quit smoking — smoking lowers HDL and raises LDL oxidation
- •Limit alcohol to moderate intake (1 drink/day women, 1-2 men) or eliminate entirely
- •Manage stress and prioritize 7-9 hours of quality sleep
- •Consider a Mediterranean or low-glycemic dietary pattern
- •Stay consistent with metabolic health markers — manage blood glucose and insulin levels
Ask AI
Ask questions about your Total Cholesterol HDL Ratio results, trends, and what you can do to optimize.
Historical Trend
Related Biomarkers
Resources & Studies
All Readings
| Date | Value | Change |
|---|---|---|
| 2026-01-28 | 6.7 | +0.4 |
| 2025-08-25 | 6.3 | +1.7 |
| 2025-06-27 | 4.6 | — |