Vitamin B12

Yes. You can order a Vitamin B12 test online from Clarity Labs without a GP referral. It's $69, collected at any of 1,900+ NATA-accredited centres across Australia, with results in 2-3 business days via your secure online dashboard.

A Vitamin B12 test is $69 at Clarity Labs — a one-off price with no subscription or membership. That covers your pathology request form and collection at any of 1,900+ NATA-accredited centres nationwide.

Yes. Your Clarity Labs Vitamin B12 test reports both serum (total) B12 and Active B12 (holotranscobalamin) — the fraction bound to transcobalamin that your cells can actually take up and use. Active B12 is the first-line B12 assay at our accredited Australian lab, so both numbers come back from a single order.

Yes. Clarity Labs' Vitamin B12 test includes Active B12 (holotranscobalamin), and you can order it online without a GP referral. Collect at any of our 1,900+ NATA-accredited centres across Australia, with results in 2–5 days via your secure online dashboard.

Yes. Supplements don't guarantee absorption. Testing confirms whether you're actually absorbing B12 effectively.

No fasting is required for B12 testing.

Serum B12 levels between 150–300 pmol/L are sometimes called a 'grey zone' — within the standard reference range, but where some people may still have inadequate cellular B12 utilisation. If symptoms persist in this range, your healthcare practitioner may add MMA testing for additional context.

Results are typically available in 2-3 business days via your dashboard.