Blood testsHeart

Apolipoprotein B and A1.

Counts LDL type particles through ApoB, with ApoA1 and their ratio.

  • Markers3
  • SampleBlood draw
  • FastingNot stated
  • Draw timeAny time
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Design preview

What it measures.

In plain English. This describes what a lab measures; it cannot tell you what your own result means.

  • Apolipoprotein BApoB

    A protein on LDL and similar particles, one per particle, so it counts how many of them there are.

  • Apolipoprotein A1ApoA1

    The main protein on HDL particles.

  • ApoB to ApoA1 ratioApoB/A1

    ApoB divided by ApoA1, reported with the two.

How to prepare.

  1. The lab gives no fasting rule for this test. Ask when you order if you are unsure.

Often taken with it.

  • Heart6 markers

    Lipid panel

    Measures cholesterol and triglycerides.

    • Fasting 12 to 14 hours

    Total cholesterol, LDL, HDL, Non HDL and more

  • Heart7 markers

    Lipid panel with ratios

    Cholesterol and triglycerides with the LDL to HDL and total to HDL ratios.

    • Fasting 12 to 14 hours

    Total cholesterol, LDL, HDL, Non HDL and more

The waitlist makes no eligibility, diagnosis, treatment, prescribing, or medication access decisions.

Clinical questions, eligibility, and care decisions happen later with a licensed provider, outside this form and only where legally available.