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Choose the right test to understand your health

Vitamin B12 (Active) Test

Vitamin B12 (Active) Test

SKU:AB12-AH

Feeling tired, foggy, or low in mood? This test measures the active form of vitamin B12 — essential for energy, focus, and red blood cell production. It’s a useful check if you're exploring symptoms or want to stay on top of your nutritional needs. A simple way to see if your B12 levels are where they should be.
  • Fast and reliable results (within 3-5 days)
  • Flexible location (clinic or at-home sampling)
  • Tailored test options (pick allergens relevant to you)
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  • About This Item

    This test measures the active form of vitamin B12, which plays a vital role in energy production, brain function, and red blood cell formation.

    • Helps explore causes of tiredness, low mood, or difficulty concentrating
    • Supports assessment of nerve health and cognitive function
    • Useful for monitoring B12 absorption or dietary intake
    • Can guide supplementation or nutritional adjustments

  • Preparation Guide

    No special preparation is required.

  • 1 Biomarker(s)

    • Vitamin B12 (Active)

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How it works

  • In-Clinic Blood Tests

    Book online or just walk in; your visit takes around 15 minutes. Some tests have small prep steps, always shown on our website. Before your test, you’ll fill in a short health form and give consent. This helps the lab provide the most accurate results. The blood draw is quick and handled by professionals-most people say it’s nearly painless. Your results will appear securely in your online account or app.

  • At-Home Test Kits

    Order your at-home test kit online and do it from the comfort of home in under 30 minutes. Clear instructions come with every kit. You’ll complete a short health form and give consent. This helps the lab provide the most accurate results. The process is gentle and designed to be easy to do. Your results will be securely uploaded to your account or app for you to view anytime.

  • IV Injections

    IV treatments are done in clinic and usually take about 60 minutes, depending on your needs. Before we start, you’ll be asked to complete a quick health form and give your consent. Everything is done by experienced professionals in a safe and relaxed setting. Most clients find it calming; many say they barely feel a thing during the session.

  • IM Injections

    This quick in-clinic procedure takes just 10-15 minutes. Before your injection, you’ll fill out a short health form and give consent. The process is smooth, fast, and carried out by experienced staff. Most people say it feels like a quick pinch, nothing to worry about. It’s a simple and effective way to give your body the support it needs.

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