Biomarker guide
ApoB test Australia
What Apolipoprotein B measures, ApoB vs LDL cholesterol, typical costs and Medicare coverage in Australia, reference ranges, and how to order through a GP or private panel.
Read guide →← Back to home
Guides
Guides to blood testing and biomarker tracking in Australia
Educational only; not medical advice
These guides explain how Australian blood testing and biomarker tracking work: pathology PDFs, reference ranges, retest cadence, and the difference between DIY upload tools and full membership programs. They are educational first, not sales pages.
If you are choosing between specific providers, use our compare hub instead. Guides and comparisons live in separate sections of the site.
Your baseline panel covers 76 signature markers for men and 80 for women. The difference is 4 female hormone markers. Fast-moving markers are drawn again on your included six-month retest.
All guides
Topic explainers for Australian health testing
Guides are grouped by topic. Open a cluster to browse only that set, or scan every guide below.
Biomarker tests
These guides cover one marker or panel at a time: what it measures, how Australian labs report it, Medicare versus private access, and when retesting is useful. They are educational, not diagnostic.
Biomarker guide
Lipoprotein(a) test Australia
What Lp(a) measures, why it is a genetically determined cardiovascular risk factor, typical costs and Medicare coverage in Australia, reference ranges in nmol/L, and one-time testing guidance.
Read guide →Biomarker guide
Fasting insulin test Australia
Fasting insulin testing in Australia: insulin resistance screening, reference ranges, HOMA-IR, Medicare vs private costs, fasting requirements, and how to order.
Read guide →Biomarker guide
HOMA-IR Australia
What HOMA-IR measures, how it is calculated from fasting glucose and insulin, optimal ranges, Medicare vs private testing, and how to track insulin resistance over time.
Read guide →Biomarker guide
Vitamin D blood test Australia
25-hydroxyvitamin D testing in Australia: deficiency ranges in nmol/L, Medicare vs private costs, when to test, supplementation, and how to order.
Read guide →Biomarker guide
hs-CRP test Australia
High-sensitivity CRP testing in Australia: inflammation and cardiovascular risk, hs-CRP vs standard CRP, typical costs, Medicare coverage, reference ranges in mg/L, and when to retest.
Read guide →Biomarker guide
Testosterone blood test Australia
Testosterone blood testing in Australia: total vs free testosterone, SHBG, morning collection, reference ranges in nmol/L, Medicare vs private costs, TRT monitoring, and how to order.
Read guide →Biomarker guide
Thyroid blood test Australia
What TSH, free T4, and free T3 measure, typical costs and Medicare coverage in Australia, reference ranges, antibody testing, and how to order through a GP or private panel.
Read guide →Nutrition guide
Magnesium: benefits, deficiency, dosage and best food sources
What magnesium does, signs of deficiency, best food sources, supplement forms, recommended intake, blood-testing limitations, and safety.
Read guide →Biomarker guide
Ferritin and iron studies test Australia: levels, cost and deficiency
Ferritin and iron studies in Australia: what ferritin, iron, transferrin and TSAT measure, the Australian vs WHO deficiency thresholds, how common iron deficiency is, typical costs, and how to order.
Read guide →Biomarker guide
HbA1c test Australia: diabetes diagnosis, mmol/mol ranges and cost
HbA1c blood test in Australia: what it measures, the diabetes and prediabetes thresholds in mmol/mol and %, why some results can mislead, typical costs, Medicare coverage, and how to order.
Read guide →Biomarker guide
Liver function test Australia: ALT, AST, GGT and what results mean
Liver function tests in Australia: what ALT, AST and GGT actually measure, how to read your pathology report, causes of abnormal results, the AST/ALT ratio, Medicare costs, and how to order.
Read guide →Biomarker guide
Vitamin B12 test Australia: reference ranges, causes and cost
Vitamin B12 test in Australia: the current total and active B12 interpretive bands, who is actually at risk, causes including metformin and PPIs, symptoms, food sources, Medicare costs, and how to order.
Read guide →Biomarker guide
eGFR and kidney function test Australia: what your result means
eGFR and kidney function tests in Australia: what eGFR actually estimates, how to read your pathology report, CKD stages, why urine ACR matters, common causes, Medicare costs, and how to order.
Read guide →Biomarker guide
Full blood count test Australia: FBC, FBE, ranges and what results mean
Full blood count (FBC or FBE) in Australia: what haemoglobin, MCV, white cells and platelets measure, how to read a g/L pathology printout, why a normal result can still hide iron deficiency, Medicare costs, and how to order.
Read guide →Biomarker guide
Oestradiol blood test Australia: female hormone panel, ranges and cost
Oestradiol and the female hormone panel in Australia: what E2, FSH, LH, progesterone and SHBG measure, how to read cycle-phase fields on a local printout, when a single result cannot diagnose, and what Medicare item 66695 covers.
Read guide →How testing works
Start here if you want the model, not a single marker. These guides explain preventative and longevity testing, what a reference interval is versus a decision limit, what Medicare actually funds, how often to test, how tracking works, and how Australian pathology access is organised.
Testing guide
Biomarker testing Australia
How biomarker testing works in Australia: Medicare vs private panels, common marker categories, pathology networks, and membership options with retesting.
Read guide →Tracking guide
Blood test tracker Australia
How Australians track pathology PDFs over time: upload apps, spreadsheets, and membership platforms that include coordinated testing and retesting.
Read guide →Testing guide
Preventative blood test Australia
How preventative blood testing works in Australia: Medicare vs private panels, what markers to include, costs, GP-reviewed requests, and retest cadence.
Read guide →Longevity guide
Longevity blood test Australia
What longevity blood tests measure, which biomarkers to include, how Australian options compare to Function Health, and how to choose a panel or membership.
Read guide →Testing guide
Reference range vs optimal range Australia
What a blood test reference range means in Australia, how it differs from a clinical decision limit, why in-range is not a clean bill of health, and why optimal range is not an RCPA term.
Read guide →Testing guide
What blood tests Medicare covers Australia
What blood tests Medicare covers in Australia: the MBS screening rule, the check-up direction, episode coning, current item fees, and which markers stay private.
Read guide →Testing guide
How often should you get blood tests Australia
How often Australians should get blood tests: what RACGP and college guidelines actually recommend, why some markers need a shorter gap, and how an annual baseline plus six-month retest differs from a check-up.
Read guide →Symptoms
Symptom guides start from a complaint, not a marker. They explain the usual first-line tests, what those results can show, and what bloodwork cannot explain.
Testing guide
Tired all the time blood tests Australia: what they show and miss
Tired all the time in Australia: the first-line GP tests, how to read ferritin, TSH, B12, vitamin D and HbA1c, what Medicare covers, and what blood cannot explain.
Read guide →Testing guide
Hair loss blood tests Australia: what they show and miss
Hair loss and thinning hair in Australia: when GPs order ferritin, TSH and androgens, how to read the report, what Medicare covers, and what blood cannot diagnose.
Read guide →Testing guide
High cholesterol blood tests Australia: what they show and miss
High cholesterol in Australia: how to read a GP lipid printout in mmol/L, why a lab flag is not a treatment order, when ApoB and Lp(a) add something, and what blood cannot show.
Read guide →Testing guide
PCOS blood tests Australia: what they show and miss
PCOS blood tests in Australia: 2023 diagnostic criteria, when you do not need an ultrasound, how to read testosterone, SHBG and AMH, and what blood cannot diagnose.
Read guide →Testing guide
Perimenopause blood tests Australia: what they show and miss
Perimenopause blood tests in Australia: why diagnosis is clinical, why a single FSH or oestradiol result is not diagnostic over 45, and which tests still matter.
Read guide →Testing guide
Prediabetes blood tests Australia: what they show and miss
Prediabetes and high blood sugar in Australia: how to read HbA1c in mmol/mol and fasting glucose in mmol/L, the 6.1 and 42 mmol/mol cut-offs, what Medicare covers, and what blood cannot show.
Read guide →Testing guide
Insulin resistance symptoms Australia: what blood can show
Insulin resistance symptoms in Australia: why it is not a diagnosis, how to read fasting insulin and HOMA-IR, what Medicare item 66695 covers, and why HbA1c can still look normal.
Read guide →Testing guide
Fatty liver blood tests Australia: what blood can show
Fatty liver blood tests in Australia: why ALT cannot diagnose it, how MAFLD and MASLD differ, how to read an Australian liver printout, what FIB-4 is for, and what Medicare item 66512 covers.
Read guide →Testing guide
Low testosterone symptoms Australia: what blood can show
Low testosterone symptoms in Australia: why they are not a diagnosis, how to read total testosterone in nmol/L with SHBG and LH, why the draw is 8 am to 10 am, and what Medicare item 66695 covers.
Read guide →Testing guide
Brain fog blood tests Australia: what they show and miss
Brain fog blood tests in Australia: why it is a description not a diagnosis, the RACGP first-line set, how to read B12, TSH and ferritin, what Medicare covers, and what blood cannot explain.
Read guide →Medicines & evidence
These pages explain evidence and laboratory limits. They do not offer access, dosing, or prescribing advice. Hemexa does not prescribe or supply these medicines.
Testing guide
Blood tests on GLP-1 and GIP medicines in Australia
What blood tests can and cannot show for people using or considering GLP-1 and GIP medicines in Australia: the four separate jobs testing does, why no universal monitoring panel exists, and which safety questions bloodwork does not answer.
Read guide →Testing guide
Retatrutide in Australia: approval status and evidence
Retatrutide is not approved by any medicines regulator anywhere. What the TGA has actually said, which trial results are peer reviewed and which are company announcements, and why trial measurements are not a personal monitoring plan.
Read guide →Testing guide
Survodutide: published evidence and Australian status
Survodutide is not approved anywhere, including Australia. What its published phase 3 obesity and liver trials measured, why the widely quoted weight-loss figure differs from the published one, and what no blood test can establish.
Read guide →FAQ
About these guides
- What is the difference between Hemexa guides and compare pages?
- Guides explain topics like how to track blood tests or how Australian pathology works. Compare pages are for evaluating Hemexa against specific competitors like Vively, Everlab, or MediTests. Start with guides if you are learning; use compare when you are choosing between providers.
- Does Hemexa replace medical advice in these guides?
- No. Guides are informational only. Individual results, diagnoses, and treatment decisions belong with your doctor. Hemexa helps you organise and understand trends over time; it does not provide emergency or diagnostic care.
- Who writes these guides?
- Hemexa publishes factual guides based on how Australian pathology, private preventative testing, and membership products work. Pricing and competitor details change; confirm current information on each provider website before you decide.
Ready for membership built around your blood?
Start your membership in the member app. Or browse all 76–80 markers before you decide.