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Pregnant woman

hCG Blood Test: Track Your Fertility Journey With Confidence

Fertility treatments ranging from medication regimens to procedures like In-Vitro Fertilisation (IVF) are meticulously planned to enhance the chances of conception. Monitoring their success often lies in careful, continuous monitoring. This is where our hCG Blood Test becomes invaluable.


The hCG blood test offers a precise, quantitative measure of this hormone, providing essential insights into the viability of the pregnancy and the progress of fertility treatments. Unlike home pregnancy tests, which offer a binary result, the hCG blood test delivers detailed data on the hormone's concentration in the bloodstream. This level of specificity is crucial for healthcare providers to assess the treatment's success and make informed decisions about the next steps in the fertility journey.

hCG and Fertility Treatments

In the context of fertility treatments, such as IVF, hCG levels are meticulously tracked to confirm implantation and the early stages of pregnancy. Following an embryo transfer, the presence and rise of hCG levels in the blood provide the first indicators of a successful implantation and the onset of pregnancy.


Healthcare professionals rely on quantitative hCG blood tests to observe these levels, looking for a specific range that indicates a healthy progression. Typically, in a successful pregnancy, hCG levels will double roughly every 24 hours during the first 8 weeks, offering a clear marker of embryonic development.


This precise monitoring is crucial, as deviations from expected hCG patterns can signal potential issues requiring immediate attention, such as ectopic pregnancies or the risk of miscarriage. hCG blood tests are not only a tool for confirming pregnancy but also a means of ensuring the ongoing health and viability of the pregnancy, especially in the delicate early stages following fertility treatments.

Monitoring hCG Levels During IVF

Monitoring hCG levels is a critical aspect of the fertility treatment process, offering invaluable insights into the early stages of pregnancy and the effectiveness of treatments like IVF. For individuals undergoing fertility treatments, the journey to conception is often filled with uncertainty.


hCG level monitoring provides a measure of reassurance and scientific evidence of the treatment's success. After a fertility procedure, a rise in hCG levels is the first sign that the embryo has successfully implanted in the uterus, marking the beginning of pregnancy.


In the context of fertility treatments, where every step is carefully planned and monitored, understanding hCG levels allows both patients and doctors to make informed decisions about care and the next steps. It can guide the need for additional tests, adjustments in treatment plans, or, in the best cases, confirm that the pregnancy is progressing as expected.

Woman conducting sonogram

The hCG Blood Test Process

The hCG blood test is a precise method used to detect the presence and measure the levels of the hCG hormone, which is a key indicator of pregnancy. Here's a step-by-step guide on how this test is conducted:

  1. Sample Collection: A small blood sample is drawn from a vein in your arm by a healthcare professional. This process is quick and causes minimal discomfort.

  2. Lab Analysis: The collected sample is then sent to our laboratory where it is analysed to measure the levels of hCG in your bloodstream.

  3. Result Interpretation: The results are reported as a numerical value, via our Health Dashboard, indicating the concentration of hCG. These levels can then be interpreted by healthcare professionals to assess pregnancy status and progression.
Doctor performing sonogram

Difference Between hCG Blood Tests and Home Pregnancy Tests

  • Sensitivity and Specificity: hCG blood tests are more sensitive and specific compared to home pregnancy tests. Blood tests can detect lower levels of hCG and provide an exact measurement of the hormone concentration, offering a quantitative result rather than a simple positive or negative.

  • Timing: Blood tests can detect hCG earlier in a pregnancy, often within a week of implantation, before a missed period. Home pregnancy tests typically require waiting until after the missed period for accurate results.

  • Result Interpretation: While home pregnancy tests provide a qualitative result (positive or negative), hCG blood tests offer precise numerical values that can help track the progression of pregnancy or identify potential issues early on.

  • Professional Oversight: Blood tests can be interpreted by healthcare professionals, ensuring accuracy and reliability. Home pregnancy tests, while convenient, rely on self-administration and interpretation, which can sometimes lead to errors or misinterpretation.


The hCG blood test offers a detailed, accurate, and early detection of pregnancy, making it a valuable tool for those undergoing fertility treatments or requiring close monitoring of their pregnancy progression.

Explore Our hCG & Fertility Blood Tests

Take Control of Your Fertility Journey with Precision

Understanding your fertility and the early stages of pregnancy is a journey filled with anticipation and questions. The hCG blood test offered by One Day Tests provides the clarity and precision you need during this critical time. With our state-of-the-art laboratory technology and expert analysis, you can expect accurate and timely results, empowering you to make informed decisions about your pregnancy and fertility treatment plans.


If you're ready to gain deeper insights into your fertility journey or confirm the early stages of pregnancy, One Day Tests is here to support you. Reach out to us at 0845 527 07 67, email us at hello@onedaytests.com, or connect via WhatsApp.

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