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LDL Calculator
Calculate Low-Density Lipoprotein (LDL) cholesterol via Friedewald equation
Cardiology Guidelines: LDL cholesterol ("bad cholesterol") is commonly estimated using the Friedewald formula: $\text{LDL} = \text{Total Cholesterol} - \text{HDL} - (\text{Triglycerides} / 5)$ (valid when Triglycerides are below $400\text{ mg/dL}$). Enter your lipid panel values below.
Lipid Panel Values Input (mg/dL)
Calculation Results
⚠️ Not medical advice. For cardiology, clinical laboratory medicine, and reference only. Lipid panel interpretation, cardiovascular risk assessment, and cholesterol management must be evaluated and supervised strictly by a qualified physician.