Progesterone – what do your levels mean?
Have you had your progesterone level measured and are unsure what the numbers mean? Here you will find a clear explanation of the normal range, what high or low levels can mean, and when it makes sense to get tested.
What is the normal range for Progesterone?
What is the normal range for Progesterone?
Progesterone is an important hormone that plays a central role in women's reproductive system. The normal range for progesterone varies depending on age, sex, and menstrual cycle. For fertile women, levels in the follicular phase are between 0.4 and 5 nmol/L, while in the luteal phase they rise to 20-100 nmol/L. During pregnancy, levels can increase significantly from 30 to 750 nmol/L, depending on the stage of pregnancy. In men and postmenopausal women, levels are typically lower, often below 2.6 nmol/L. It is important to note that reference intervals can vary between laboratories and analysis methods. Levels close to the cutoff values can indicate hormonal imbalances or other underlying conditions, and should always be assessed in a clinical context.
What does a low level mean?
A low level of progesterone can have several causes and consequences. In women, it can indicate anovulatory cycles, where ovulation does not occur, or an insufficient function of the corpus luteum, which can lead to fertility problems. Symptoms can include irregular periods, spotting between periods, and difficulty getting pregnant. Low progesterone can also be associated with threatened miscarriage in early pregnancy. Particularly vulnerable groups include women with polycystic ovary syndrome (PCOS) or those using certain types of hormonal contraception. If you experience symptoms, you should contact a doctor for further examinations and possible treatment.
What does a high level mean?
Elevated levels of progesterone can occur during pregnancy, which is normal, as the hormone helps maintain the pregnancy. Outside of pregnancy, high levels can be due to conditions such as ovarian cysts, hydatidiform mole, or certain hormone-producing tumors. Symptoms can include fatigue, mood swings, and bloating. In rare cases, it can be a sign of adrenal hyperplasia or hormonal imbalance. It is important to seek medical advice if you have persistent symptoms or suspect abnormal levels, as further tests may be necessary to identify the cause and initiate appropriate treatment.
Get your Progesterone level tested
At Celto, you can order a blood test for Progesterone directly online – without a referral from your doctor and without long waiting times. We have over 34 sample collection sites at public hospitals throughout Denmark, and your samples are analyzed in the same accredited laboratories used by the rest of the healthcare system. You receive your results directly on sundhed.dk, just like all other blood tests from the public system.
How it works
When you order a blood test from Celto, you choose which markers you want to have tested – no doctor's referral necessary. After your purchase, you will receive an email with a link to our booking system, where you choose a time and place. The blood sample itself is taken by authorized healthcare personnel and typically only takes a few minutes.
Where you can get tested
Celto has over 34 sample collection sites at public hospitals and clinics around Denmark. You choose the location that suits you best among our partners, and there are typically available times within a few days. Find your nearest sample collection site →
How to get your results
Your blood samples are analyzed in the same laboratories used by your own doctor and the rest of the healthcare system, with exactly the same quality and the same tests. You receive your results directly on sundhed.dk within a few business days, and Celto also sends an easy-to-understand review of your values so you know what the numbers mean.