hCG Doubling Time Calculator | Track Pregnancy Hormone Levels

Calculate your hCG doubling time. Track the rise of pregnancy hormones during early pregnancy to monitor hormone levels and pregnancy progression.

hCG Doubling Time Calculator

Medical Disclaimer

This tool is for educational and screening purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.

1st hCG (mIU/mL)

2nd hCG (mIU/mL)

Time Between (Hours)

Note: In early pregnancy (below 1,200 mIU/mL), hCG usually doubles every 48–72 hours. As the pregnancy progresses, the doubling time increases.

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About hCG Doubling Time Calculator

The hCG Doubling Time Calculator is a precise tool designed to assess the rate at which human chorionic gonadotropin (hCG) levels rise during early pregnancy. By inputting two separate hCG measurements and the time elapsed between them, the calculator estimates your specific hCG doubling time. This calculation is crucial for monitoring pregnancy progression, as a healthy doubling rate typically indicates a viable pregnancy. This tool is invaluable for individuals undergoing fertility treatments, those with a history of miscarriage, or anyone closely tracking early hormone trends. It helps users understand if their hCG levels are rising within expected parameters, offering insights and supporting informed discussions with healthcare professionals about early pregnancy viability and overall health.