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PMS Bestie

Try it for just $28.99 $14.99

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Meet Your New

PMS Bestie

Try it for just $28.99 $14.99

UNLOCK 50% OFF

Pause, Modify, or Cancel Anytime

Featured In

Featured In

A Personal Journey to

PMS Relief

Meet Lauren and Matt, the wife and husband duo of Semaine. Their personal journey led them to seek answers for Lauren's endometriosis and period discomfort. With Matt's biology PhD, they developed the first clinically studied PMS supplement for rapid relief. Together, Semaine is on a mission to build a future where women's health and hormones are celebrated and understood.

JOIN THE JOURNEY

A Personal Journey to PMS Relief

Meet Lauren and Matt, the wife and husband duo of Semaine. Their personal journey led them to seek answers for Lauren's endometriosis and period discomfort. With Matt's biology PhD, they developed the first clinically studied PMS supplement for rapid relief. Together, Semaine is on a mission to build a future where women's health and hormones are celebrated and understood.

Why You'll Love

PMS & Period Support

✔️ As-Needed Rapid PMS Comfort

✔️ Lessens Cramps + Bloating

✔️ Alleviates Stress & Mood Boost

✔️ Targets the Root of Inflammation

✔️ Promotes Hormone Health

Ease PMS and period symptoms with a blend of nine plant extracts and minerals, clinically proven to combat inflammation for lasting relief of up to 6 hours.

EXPERIENCE RELIEF

Why You'll Love

PMS & Period Support

✔️ As-Needed Rapid PMS Comfort

✔️ Lessens Cramps + Bloating

✔️ Alleviates Stress & Mood Boost

✔️ Targets the Root of Inflammation

✔️ Promotes Hormone Health

Ease PMS and period symptoms with a blend of nine plant extracts and minerals, clinically proven to combat inflammation for lasting relief of up to 6 hours.

EXPERIENCE RELIEF

How Does Plant-Based Relieve My Period?

PMS & Period Support is uniquely designed to target the never-ending list of symptoms we experience throughout our cycle.

How Does Plant-Based Relieve My Period?

PMS & Period Support is uniquely designed to target the never-ending list of symptoms we experience throughout our cycle.

SAVE $50 ON 3 MONTH SUPPLY

3 Bottle Subscription Flash Sale

3 Bottles ships every 3 Months

buy 2 get 1 free UTI

$23 /mo

3 Months for $69

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1 MONTH SUPPLY

Menopause Essentials

One-Time Purchase

1 jar Urinary cleanse & protect

$39

3 months Sold Separately for $119

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One-Time Purchase

Real People, Re al Stories

Don't Just Hear it From Us

"I've been taking OTC for years, and it has ruined my stomach. PMS & Period Support gives me the same fast relief without needing OTC."

Lena | Michigan

"I have intense mood swings to the point of shutting down. Since taking this, I've been able to better manage my moods. It's been a relief to feel normal again!"

Juliette | Texas

"For years I've been struggling with PMDD. Only one week out of the month I would feel like myself. This product from Semaine has sincerely changed my life, and feel like the fog has lifted."

Cindy | Nevada

Real People, Re al Stories

Don't Just Hear it From Us

EXCLUSIVE INTRO OFFER

TRY PMS & PERIOD SUPPORT FOR $14.99

✔️ Rapid PMS comfort when you need it

✔️ Free Shipping, cancel anytime

✔️ First month $14.99, then $28.99/mo

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EXCLUSIVE INTRO OFFER

PMS & PERIOD SUPPORT TRY FOR $14.99

✔️ As-needed Rapid PMS comfort

✔️ Free Shipping, cancel anytime

✔️ First month $14.99, then $27.99/mo

UNLOCK 50% OFF

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Ingredients that Target PMS-Related Symptoms

The PMS & Period Support is uniquely formulated with 9 plant-based ingredients, including ashwagandha, magnesium, curcumin, and more. Our meticulously researched ingredients are designed to target the underlying cause of PMS symptoms, providing support for your body before and during your period. Choose your most prevalent symptom, and discover which ingredients effectively alleviate inflammation.

Ingredients that Target PMS-Related Symptoms

The PMS & Period Support is uniquely formulated with 9 plant-based ingredients, including ashwagandha, magnesium, curcumin, and more. Our meticulously researched ingredients are designed to target the underlying cause of PMS symptoms, providing support for your body before and during your period. Choose your most prevalent symptom, and discover which ingredients effectively alleviate inflammation.

The First Clinically-Tested Supplement for Fast Relief

Led by Semaine Co-founder, Dr. Matt Crane, our study used a unique dual-cycle approach. Participants experienced one cycle without PMS & Period Support and one with it. Our goal was to alleviate menstrual discomfort, including bloating, cramping, migraines, brain fog, and mood swings.

48 participated

18-40 age bracket

2 pills, 3x per day, 6 days

Check out our report on the supplement's design philosophy and clinical trial results here.

The First Clinically-Tested Supplement for Fast Relief

Led by Semaine Co-founder, Dr. Matt Crane, our study used a unique dual-cycle approach. Participants experienced one cycle without PMS & Period Support and one with it. Our goal was to alleviate menstrual discomfort, including bloating, cramping, migraines, brain fog, and mood swings.

48 participated

18-40 age bracket

2 pills, 3x per day, 6 days

Check out our report on the supplement's design philosophy and clinical trial results here.

EXPERIENCE RELIEF

Our Promise

We've been in your shoes. We know what it's like to have your health concerns not taken seriously and how deeply that can affect you. We are all humans trying to do — and feel — our best. We promise your challenges will be seen, heard, and addressed.

Our Promise

We've been in your shoes. We know what it's like to have your health concerns not taken seriously and how deeply that can affect you. We are all humans trying to do — and feel — our best. We promise your challenges will be seen, heard, and addressed.

FAQs

More Questions? Chat with our Co-Founder Cath!

Cath is the driving force behind Semaine as our Head of Operations and the friendly face of our customer service team. She's here to personally address any and all of your questions.

CHAT WITH CATH

Try PMS & Period Support Risk-Free

We are committed to making sure every customer is fully satisfied. 30 days to try it and love it—or send it back.

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