Blood Cholesterol Test- Reference Levels

Blood cholesterol test is used to screen for risk of developing heart disease and to monitor effectiveness of lipid-lowering therapy.

The Levels of blood cholesterol are as follows:


  • Desirable level: below 200 mg/dL (5.18 mmol/L)
  • Borderline high: 200 to 239 mg/dL (5.18 to 6.18 mmol/L)
  • High: greater than or equal to 240 mg/dL (6.22 mmol/L)

Children and Adolescents

  • Acceptable level: below 170 mg/dL (4.40 mmol/L)
  • Borderline high: 170-199 mg/dL (4.40-5.16 mmol/L)
  • High: greater than or equal to 200 mg/dL (5.17 mmol/L)

Young adults

  • Acceptable level: below 190 mg/dL (4.92 mmol/L)
  • Borderline high: 190-224 mg/dL (4.92-5.80 mmol/L)
  • High: greater than or equal to 225 mg/dL (5.82 mmol/L)

Elevated blood cholesterol levels may indicate:

  • Heart problems
  • Stroke
  • Kidney diseases
  • Diabetes
  • Polycystic ovary syndrome
  • Pregnancy
  • Underactive thyroid gland

Keywords: Blood Cholesterol; Total Cholesterol; Cholesterol

* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.