☀️ Summer Sale: $80 OFF + FREE Cycle Confirmation Guide
★★★★★ Rated 4.7 | (1,736) Reviews

#1 Rated 40:1 Inositol in the US

“Four doctors told me to just lose weight. Not one of them checked my insulin.

It’s not your eggs, it’s insulin, and the message it sends that your ovaries never receive. Ovalune’s 40:1 ratio, myo-inositol 2,000mg + D-chiro-inositol 50mg, supports healthy insulin sensitivity and ovulatory function, so you can feel like yourself again.*

  • Myo-Inositol 2,000mg, The Relay Your Cells Run On
  • D-Chiro-Inositol 50mg, The Instruction That Completes It
  • Exactly 40:1, Both Amounts Printed on the Label
  • Supports Natural Ovulation In as Little as 3 Cycles
  • One Simple Routine. 4 Capsules, Once a Day. That's It.
GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Money-Back Ratio on Every Label #1 Rated 40:1
Kayla R., verified buyer
★★★★★

"My chart went from empty boxes to dates in my own handwriting. My own body did that. 🤍"Kayla R., Verified Buyer

Ovalune 40:1, Myo & D-Chiro Inositol, ratio printed on the label
As Seen On:healthlineshapeforbesVerywell
★★★★★ Rated 4.7 | (1,736) Reviews

Join 1,736+ Women Who Can See Their Cycle Again

And write a date in your own chart again. In pen, in your own handwriting.

★★★★★

Four capsules with breakfast. Done.

No powders, no mixing, no remembering three different things. It lives next to the coffee maker and takes ten seconds. The simplest thing I've ever added to a morning.

Amber J., Arizona
★★★★★

The label is why I trusted it

Every other bottle I looked at just said "blend" and never gave the amounts. This one prints 2,000mg, 50mg, and the 40:1 right on the front. If you're going to take something every day, you should know exactly what it is.

Sofia M., Florida
★★★★★

My chart finally has entries

I started the log the same day as the first bottle, like the guide says. Two months later there are dates in boxes that used to sit empty, and checking the chart became the good part of my morning.

Lena C., Washington

It's Not Your Ovaries. It's the Insulin Your Body Can't Use.

Insulin reaches the cell and hands over an instruction. Inside that cell, a molecule called myo-inositol is what carries the instruction the rest of the way in.

When there isn't enough myo-inositol inside the cell, the instruction stops at the wall. Your insulin keeps climbing, and your ovaries never get told to release an egg.

  • Myo-inositol is the relay, the second messenger your cells use most
  • D-chiro-inositol is the instruction, what the cell does with the message
  • 40:1 is the ratio healthy ovarian tissue is understood to run on
GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Guarantee 40:1 Printed on the Label
#1 Rated 40:1 Inositol
Ovalune 40:1 - one measured pair, magnified
AFTER, the measured 40:1
An unmeasured blend, magnified
BEFORE, an unmeasured blend
The 40:1 ratio printed on the front of the label

Turn Around the Bottle You're Taking Now. Is the Ratio Printed?

Most inositol on the market is a blend. Inositol sits fourth on the panel, behind things you can't pronounce. The label says "blend" and then never tells you how many milligrams of each form you're getting. No ratio anywhere, because nobody measured one.

If the panel doesn't print both numbers, you can't know what you're running. The proportion is the entire point.

  • Both amounts stated: Myo 2,000mg · D-Chiro 50mg
  • Exactly 40:1, the ratio researchers actually study, printed on the front
  • Inositol only. Nothing else is in the capsule to pad out the panel.
GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Guarantee Inositol Only, No Blend
#1 Rated 40:1 Inositol

Proof You Can See, in Your Own Handwriting

You won't have to guess whether it worked. You'll have a date written in a box on your own chart, in your own handwriting.

Start the chart the day your first bottle arrives. Three cycles is the window the research uses, so give it three cycles before you decide.

  • Supports natural ovulation in as little as 3 cycles
  • FREE Cycle Confirmation Guide, when to test, what to write down, how to read your window
  • 90 days risk-free, the full three-cycle window. If nothing shifts, send it back for a full refund
GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Guarantee Free Guide Included
#1 Rated 40:1 Inositol
Four capsules in her palm, mid-morning routine

Premium Formula Built For Your Cycle

Two forms of inositol, both amounts printed, at exactly 40:1. Nothing else is in the capsule.

Four capsules resting in an open palm

Myo-Inositol 2,000mgThe Relay

The second messenger your cells use most, by an enormous margin.

Ovalune label close-up: myo and D-chiro inositol

D-Chiro-Inositol 50mgThe Instruction

Needed in a far smaller amount, more is not stronger.

The 40:1 Ratio seal printed on the label

Exactly 40:1Printed on the Label

Both forms compete for the same way in. The proportion is the entire product.

Supplement facts panel showing both amounts and the other ingredients

Inositol OnlyNo Blend, No Padding

No blend that hides the amounts. Two forms of inositol, and nothing else.

120 white capsules spilling from the bottle

120 Vegetarian CapsulesA Full Month

4 capsules, once a day, with water. That's the whole protocol.

One bottle beside a three-bottle supply

Small-Batch MadeMade Fresh, Sells Out Fast

Why the ratio is a real number on the label, and why it sells out.

GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Money-Back Guarantee 40:1 Printed on Every Label

Trusted by 1,736+ Women

★★★★★ Rated 4.7 | (1,736) Reviews
★★★★★

The 3 o'clock crash went first

I didn't expect anything the first week, and honestly I couldn't "feel" a cycle anyway. But the snacky 3pm thing stopped showing up, and I started sleeping through the night. Week eight I had something to write down for the first time in over a year. I keep the chart on the fridge now. There are dates in the boxes, and they're in my handwriting.

Megan T., verified buyer, holding her Ovalune bottle
Megan T., Colorado
Ovalune 40:1, Buy 2 Get 1 Free
★★★★★

I finally turned my old bottle around

Two years on a different inositol and I'd decided I was one of the women it just doesn't work for. Then I actually read the back of the tub. It said "blend" and never gave a single milligram. Ovalune prints both numbers on the front. That's the whole reason I switched, and it's the reason I'll stay. Four capsules every morning, done.

Danielle K., verified buyer, with her morning capsules
Danielle K., Ohio
Ovalune 40:1, Buy 3 Get 2 Free
★★★★★

34 days. I stared at the page.

My months had gone shapeless, I genuinely could not have told you what week I was in. I started the chart the same day as the first bottle like the guide says. Cycle two was 41 days. Cycle three was 34, and there's a strip taped to the corner of the sheet that is not coming down. My husband doesn't fully get it. My sister cried.

Priya S., verified buyer, at home with her bottle
Priya S., Texas
Ovalune 40:1, Buy 2 Get 1 Free
★★★★★

My doctor wrote the name down

I brought six months of dates to my review, plain paper, my own handwriting. She read the label photo, asked what the amounts were, and wrote "Ovalune 40:1" in my file. Follow-up in three months instead of six. That appointment went differently than any appointment I've had in years, because I walked in with a record instead of a guess.

Rachel W., verified buyer, holding her Ovalune bottle
Rachel W., Georgia
Ovalune 40:1, Buy 3 Get 2 Free

Loved by Women, Trusted by Nutritionists

And count the days of your own cycle again, on a chart you keep yourself.

PHOTO
expert-1.png
"When women bring me an inositol, the first thing I do is turn the bottle around. Most panels don't state both amounts, and almost none state the ratio, which is the one thing the research on these two forms is actually about. Ovalune prints 2,000mg of myo, 50mg of D-chiro, and the 40:1 on the label. One job, both numbers stated, nothing padding the panel." Alyssa Grant, RDN Registered Dietitian Nutritionist, Women's Health
PHOTO
expert-2.png
"The ratio matters because the two forms share one way into the cell. A label that won't print its numbers is asking you to take the proportion on faith, and the proportion is the product. I tell every client the same thing: whatever brand you choose, choose one that states both amounts. Very few do." Maya Whitfield, MS Reproductive Nutrition Specialist
GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Guarantee 40:1 Printed on the Label

The Label Check: Ovalune vs. a Blend That Hides the Amounts

Don't take our word for it. Take any bottle and check the panel.

What the panel saysOvalune 40:1Ovalune 40:1
other
tubs
Others
Both amounts stated on the label
Ratio printed, exactly 40:1
Full 2,000mg myo-inositol per serving
D-chiro held to 50mg, never crowding the relay
Inositol only, both amounts printed
Vegetarian capsules
90-day money-back guarantee
Small-batch production
90 day money back guarantee

Try It Risk-Free for 90 Days

We didn’t pick 90 days because it sounds generous. That’s how long the research says cycle markers take to shift. Give it the full window, if nothing changes, contact us within 90 days for a full refund. No questions asked.

Both amounts on the label - 40:1

Every Number Printed On the Label

Most bottles never tell you how many milligrams of each form are in them. We print both numbers and the ratio on the front, so you can check it yourself.


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★★★★★ Rated 4.7 | (1,736) Reviews

Ovalune™ 40:1 Cycle-Restore System

#1 Rated 40:1 Inositol in US

  • Supports natural ovulation in as little as 3 cycles
  • Myo 2,000mg + D-Chiro 50mg, exactly 40:1, printed on the label
  • Proof on your own chart, dates, lengths, strips
  • 90-Day Money-Back Guarantee
  • Up to 3 FREE gifts with bundles, guide, guarantee, shipping
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🚚 Ships by Thu, Jul 24Fast Tracked Shipping US
Jennifer L., verified buyer
★★★★★
"I did everything right for years with no way to prove it. Now there's a chart on my fridge with dates in the boxes, and I can't imagine going back to guessing."
Jennifer L., Verified Buyer
1,736+ Women & Counting
90-Day Money-Back Guarantee
Ships Within 24h
Why 40:1, and why does the ratio matter so much?

Myo-inositol and D-chiro-inositol are two different second messengers. You need a great deal of the first and very little of the second, and both compete for the same way into the cell, so more D-chiro isn't stronger; past a point it crowds out the relay you're trying to support. 40:1 is roughly the proportion researchers work with when they study the two forms together. Ovalune states both amounts and the ratio on the label so you can check it yourself.

How is Ovalune different from the inositol I'm already taking?

Turn your bottle around. If the panel doesn't state both amounts and the ratio, you can't know what proportion you're running, and the proportion is the entire point. Ovalune is inositol only: Myo 2,000mg, D-chiro 50mg, exactly 40:1, printed. No blend, nothing hidden, nothing padding the panel.

How do I take it?

Four capsules, once a day, with water. That's the whole protocol. Each bottle is 120 vegetarian capsules, a full month.

How long until I see something on my chart?

A cycle isn't something you can feel day-to-day, which is why the chart matters. Many women notice everyday things first, afternoons, sleep, in the early weeks, while cycle rhythm is best judged over the three-cycle window. Start your log on day one; the free Cycle Confirmation Guide shows you exactly what to write down and when to test. Individual results vary.

What if it doesn't work for me?

Then it costs you nothing. If you're not satisfied for any reason, send it back within 90 days for a full refund. No hard feelings.

What's in it, and what's NOT?

Myo-inositol 2,000mg and D-chiro-inositol 50mg per serving. That's it. No folate, no vitamin D, no chromium, no herbs, not because they're bad, but because this product has one job and the panel proves it. Vegetarian capsules.

Can I take it alongside what my doctor has me on?

Don't stop or change anything on your own. If you take any blood-sugar medication, if you're pregnant or nursing, or if you simply aren't sure where you stand, talk to your doctor before you start, and bring your chart to your next appointment. The point is never to fight your doctor; it's to walk in with a record instead of a guess.

How does the FREE Cycle Confirmation Guide work?

It's the companion to the bottle: a printable chart, when to test with LH strips, what a window looks like, and what to bring to your next appointment. Included free with the Buy 2 Get 1 and Buy 3 Get 2 supplies.

Ready to Feel Like Yourself Again?

Your next cycle is coming either way. The only question is whether there'll be a date in the box.

GET MY CYCLE BACK →★ Rated 4.7/5 by 1,736 Women
90-Day Money-Back Guarantee 40:1 Printed on Every Label