When do progesterone levels peak?

As mentioned, progesterone levels peak in the luteal phase at roughly 6 to 8 days after ovulation. However, if you get pregnant, progesterone keeps rising and peaks in the third trimester.

When does progesterone drop?

Once you ovulate, progesterone levels rise during the luteal phase before falling back to baseline towards the end. This marks the start of your next period.

What if my progesterone levels drop quickly?

If your progesterone dips sooner than 11 days after ovulation, it could be a sign of luteal phase defect . This is when the corpus luteum doesn’t produce enough progesterone. If you become pregnant and your progesterone level drops, it could be a sign of miscarriage. In this case, it’s important to see your doctor as soon as possible. Read More: How Progesterone Helps To Prevent Miscarriage

Why do doctors check progesterone levels after ovulation?

Doctors check progesterone levels after ovulation because the process of the egg releasing from the follicle triggers progesterone to be produced. If your progesterone levels don’t rise, then it’s an indication that ovulation hasn’t occurred. The rule of thumb is that blood progesterone levels stay about 5 ng/mL for three days in a row to confirm ovulation.

Does progesterone rise after ovulation if you're not pregnant?

Yes, progesterone rises after ovulation if you’re not pregnant. The initial rise in progesterone has nothing to do with pregnancy. Instead it’s your body’s way of helping you prepare for a potential pregnancy. If you become pregnant, then your progesterone levels will continue to rise.

What should my progesterone level be at 1 week pregnant?

In general, your progesterone level should be at or above 10 ng/mL in the mid-luteal phase for a chance at a healthy pregnancy. This wouldn’t happen at 1 week pregnant though because as weird as it sounds 1 week pregnant is actually the week of your menstrual cycle. A pregnancy becomes official around 6 - 12 DPO, and pregnancy dating starts with the first day of your last period. So if you ovulate on day 14 of your cycle and you become pregnant at 10 DPO, 1 week later you would technically be 4 weeks and 3 days pregnant.

How many days after ovulation does progesterone rise?

Progesterone rises pretty soon after ovulation. It usually only takes a few hours up to a day or so to see progesterone levels to start rising once the mature egg is released.

Does progesterone rise quicker if an egg is fertilized?

No, progesterone doesn’t typically rise quicker if an egg is fertilized. What would make it rise more is once implantation is successful because then more progesterone is needed to sustain the developing embryo.

How to know if progesterone is low after ovulation?

Progesterone is considered low after ovulation if it’s less than 10 ng/mL in the mid-luteal phase. 10 ng/mL is considered the threshold for more favorable pregnancy rates and outcomes.

What DPO does progesterone drop before a period?

Progesterone usually drops a few days before your period around 12 - 14 DPO. Levels tend to peak around 6 - 8 days post ovulation . Then they’ll generally remain elevated through the implantation window (which ends on 12 DPO) before dropping back down.

Is it the progesterone or am I pregnant?

It’s pretty hard to tell if symptoms you’re experiencing are from progesterone or if you are pregnant. This is because higher progesterone levels cause many of the same symptoms of early pregnancy. The only way to officially decipher your symptoms is by taking a pregnancy test (either at home) or via a blood test (if undergoing fertility treatment).

Progesterone Levels After Ovulation Day by Day: What to Expect

Creator: Mindy Palmer
Published: 2025-03-26T12:20:58+00:00

Updated on Oct 15, 2026

Written byMindy PalmerHolistic Health Writer

Verified byDr. Shruthi ShridharConsulting Homeopath & Clinical Nutritionist

If you’re TTC (Trying To Conceive), you’ll want to keep tabs on your progesterone. It’s the only hormone that confirms ovulation. And without ovulation, you can’t get pregnant!

Progesterone is a steroid hormone made by your adrenal glands and ovaries. It’s the dominant hormone during the second half of your menstrual cycle (luteal phase).

And the truth? Your progesterone levels after ovulation can make or break your chances of pregnancy. The thing is, progesterone levels change from day to day. So what’s ‘normal’ isn’t always clear-cut.

But don’t worry – we’re here to clear up the confusion. Read on to learn what progesterone levels look like before and after ovulation.

What's the Link Between Progesterone and Ovulation?

During the first half of your menstrual cycle, progesterone levels are low. After ovulation, all that changes.

Once you ovulate, the follicle that holds the egg becomes the corpus luteum. This temporary organ secretes progesterone, causing your progesterone levels to rise.

Progesterone’s rise helps thicken the uterine lining so it's easier for a fertilized egg to implant. Low progesterone levels can make it harder to get pregnant.

In general, progesterone levels in blood above 5 ng/mL and PdG levels in urine above 5 ug/mL over three consecutive days help confirm ovulation.

But if you’re TTC, it’s ideal if they’re higher. Research shows women with blood progesterone levels over 10 ng/mL in the mid-luteal phase have higher pregnancy rates.

Know more: Progesterone vs. PdG Test: Is There a Difference?

What Do Progesterone Levels Look Like Before and After Ovulation?

Progesterone levels vary from person to person and day to day. So don’t expect your progesterone levels to look like your BFF’s – or for each day to look the same, cause they won’t! With that in mind, the chart below will give you an idea of what progesterone levels look like before and after ovulation.

(Note: Before we dive deeper, please remember that progesterone fluctuations are totally normal.)

Know more: Day 21 Progesterone Testing: What It Is & Why It’s Important

Progesterone levels chart

Phase of menstrual cycle	Serum progesterone levels	PdG (urine metabolite of progesterone) levels
Before ovulation	0.1 to 0.7 ng/mL	0-3 ug/mL
After ovulation	2 to 25 ng/mL	6 to 40 ug/mL

What Are Normal Progesterone and PdG Levels Before Ovulation?

Low progesterone levels before ovulation

Progesterone levels are on the lower end before ovulation. Normal serum progesterone levels before ovulation are between 0.1 to 0.7 ng/mL. And if you test PdG (a urine metabolite of progesterone), it should be between 0-3 ug/mL before ovulation.

What Are Normal Progesterone and PdG Levels After Ovulation?

Progesterone levels rise after you ovulate and peak about one week after ovulation. Let’s break it down day by day.

What Happens to Progesterone Levels 1–6 Days Past Ovulation (DPO)?

Right after ovulation, the Luteinizing Hormone (LH) helps the empty follicle transform into the corpus luteum. Its main job is to secrete progesterone.

This causes a gradual rise in progesterone between 1-6 DPO. Progesterone's rise helps the uterine lining grow thicker, so it's primed for a fertilized egg to implant.

For some women, progesterone starts rising right after ovulation. For others, the rise in progesterone may take a few days. That’s why it’s essential to know your hormone values and your hormone trends.

Implantation hasn’t occurred yet at this time. So progesterone levels tend to be the same in pregnant and non-pregnant women.

Know more: 4 DPO Pregnancy Symptoms – How True Is That?

What Happens to Progesterone Levels 6–10 Days Past Ovulation (DPO)?

Progesterone levels usually peak between 6 and 8 days after ovulation and stay elevated. This is deliberate, as high progesterone levels during this period make it easier for a fertilized egg to attach to the uterine lining.

After an egg is fertilized, it takes about 6 days for it to travel from the fallopian tube to the uterus. Once there, it begins the implantation process, burrowing into the uterine wall.

Implantation can happen anytime between 6 and 12 days past ovulation. However, 8-10 DPO is the most common

For implantation to be successful, high progesterone levels are essential. This nourishes the uterine lining, helping the fertilized egg attach.

What Do Progesterone Levels Look Like 11+ DPO?

This really depends on whether pregnancy has occurred or not. If a fertilized egg successfully implants, congrats! You're officially pregnant. After implantation, the placenta begins forming and secretes hCG (human chorionic gonadotropin) – the hormone pregnancy tests look for.

hCG's rise tells the corpus luteum to keep producing progesterone to nourish your developing embryo. Around 10 weeks into pregnancy, the placenta takes over complete production of progesterone. Progesterone continues to rise throughout pregnancy, before peaking in the third trimester.

But if implantation doesn’t occur, the corpus luteum disintegrates. This causes your progesterone levels to drop, triggering your period.

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How Is Progesterone Linked to Pregnancy?

Studies show implantation is more successful when progesterone is 10 ng/mL or higher. If progesterone levels are too low, it can interfere with implantation and make it more difficult to get pregnant.

So, what do normal progesterone levels in blood look like during pregnancy? The chart below will give you an idea:

Stage of menstrual cycle or pregnancy	Serum progesterone level
Follicular phase	0.1 to 0.7 ng/mL
Luteal phase	2 to 25 ng/mL
First trimester	10 to 44 ng/mL
Second trimester	19.5 to 82.5 ng/mL
Third trimester	65 to 290 ng/mL

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How Do I Test My Progesterone Levels?

You can take a progesterone blood test or a urine PdG test. You’ll need to visit your healthcare provider for a blood test at the right time to get accurate results.

Ideally, progesterone blood testing should be done 7 days after ovulation. If you have a textbook cycle length of 28 days, then this is day 21 of your cycle. However, only 20% of the cycles have ovulation on day 14. Hence knowing your ovulation day and then testing 7 days later is the right way to go about it.

You can also measure PdG, a urine metabolite of progesterone, with an at-home urine test like Inito Fertility Monitor. It measures your PdG to confirm you ovulated. And unlike threshold-based tests, Inito allows you to see your actual hormone values.

Simply look for a consistent rise in your PdG to confirm ovulation. No doctor visits or needles required.

Inito Fertility Monitor also measures FSH, LH, and estrogen to give you a complete picture of your fertile window. That way, you know exactly when to have sex if you’re TTC.

While Inito can confirm if you're ovulating, it's not meant to diagnose or monitor pregnancy. Nor can you use it to track progesterone during pregnancy or the two-week wait.

What if My Progesterone Levels Don't Peak?

If your progesterone levels don't rise enough after your LH surge, it could be a sign of anovulation. This is when your ovaries don't release an egg during your menstrual cycle. Anovulation is the leading cause of infertility. It's to blame for around 30% of all female infertility.

Remember, progesterone production relies on your corpus luteum, which forms from the empty follicle that held the egg. If you don’t ovulate, the corpus luteum doesn’t create that month, and progesterone levels stay low.

That said, please know that progesterone levels are dynamic. Everyone’s peaks are unique and look different from month to month. Consult your doctor if you have any questions about your progesterone levels.