The best markers to track while lowering cholesterol through diet and exercise
The best markers to track while lowering cholesterol through diet and exercise are Apo B, non-HDL cholesterol and triglycerides, with Lp(a) measured once at the start so you know your baseline risk, and hs-CRP for a read on inflammation alongside.
Apo B is the one to watch. It counts the number of atherogenic particles circulating rather than estimating the cholesterol inside them, which makes it a steadier measure of whether your changes are landing.
What each marker tells you as you work
| Marker | What it tells you | Does it move with lifestyle? |
|---|---|---|
| Apo B | The number of atherogenic particles, the closest single read on risk | Yes, the main one to track |
| Non-HDL cholesterol | Everything atherogenic in one number | Yes |
| Triglycerides | Responds quickly to diet, alcohol and weight | Yes, often first to move |
| LDL-C | The traditional number. Less reliable when triglycerides are high | Yes |
| hs-CRP | Inflammation, a separate risk pathway | Somewhat, and slowly |
| Lp(a) | Inherited risk. Measure once, it doesn't change | No |
The practical split: Apo B, non-HDL and triglycerides are your progress markers. Lp(a) is context you get once and keep. hs-CRP sits in between; it moves, but slowly and for many reasons.
On timing: BC's provincial guideline suggests a follow-up Apo B or non-HDL-C 3 to 6 months after an elevated result. That's the interval for finding out whether a change you've made has worked, not a schedule for testing on repeat.
Why Apo B rather than LDL-C alone
LDL-C estimates how much cholesterol is being carried. ApoB counts how many particles are doing the carrying, and since each atherogenic particle carries exactly one ApoB molecule, it's a direct count.
That matters most when triglycerides are raised, which is when calculated LDL-C is least reliable. Canadian guidelines recommend Apo B or non-HDL-C instead of LDL-C whenever triglycerides are above 1.5 mmol/L.
Worth knowing about access in BC: Apo B is publicly funded, but it's not part of a standard lipid panel and isn't normally payable alongside one unless your physician records a specific indication. It's positioned in provincial guidance as a follow-up test rather than part of an initial assessment.
What Numia measures
Numia's Cardiac panel covers Apo B, Lp(a), hs-CRP, a full lipid profile and VLDL, from one draw at your home in Greater Vancouver.
Sources5 references
- Ahmad, M., Sniderman, A. D., & Hegele, R. A. (2023). Apolipoprotein B in cardiovascular risk assessment. CMAJ, 195(33), E1124. https://doi.org/10.1503/cmaj.230048
- Guidelines and Protocols Advisory Committee. (2021). Appendix C: Lipid testing in primary prevention of cardiovascular disease. BC Guidelines. British Columbia Ministry of Health.
- Guidelines and Protocols Advisory Committee. (2023). Cardiovascular disease – Primary prevention. BC Guidelines. British Columbia Ministry of Health.
- Pearson, G. J., Thanassoulis, G., Anderson, T. J., Barry, A. R., Couture, P., Dayan, N., Francis, G. A., Genest, J., Grégoire, J., Grover, S. A., Gupta, M., Hegele, R. A., Lau, D., Leiter, L. A., Leung, A. A., Lonn, E., Mancini, G. B. J., Manjoo, P., McPherson, R., … Wray, W. (2021). 2021 Canadian Cardiovascular Society guidelines for the management of dyslipidemia for the prevention of cardiovascular disease in adults. Canadian Journal of Cardiology, 37(8), 1129–1150. https://doi.org/10.1016/j.cjca.2021.03.016
- Provincial Laboratory Medicine Services. (2026). Schedule of fees for the laboratory services outpatient payment schedule. Provincial Health Services Authority. View schedule
Last updated September 3, 2026
