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Top picks for the best organic Louloucup period underwear

Written by: Camille Raynaud

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Time to read 6 min

Looking for the best organic menstrual panties? 👀


Imagine… An organic period panty made from natural or safe materials that pose no risk to your intimate area, your health or the environment. A period panty for women, well cut and available in a wide range of sizes to suit all women’s bodies and all body shapes. Finally, a washable period panty that’s long-lasting, eco-friendly, practical, affordable and invisible under clothing! It’s not a dream – this organic period panty really does exist!


Here, there’s no nylon or polyamides, no synthetic fibers, no plastic or petrochemical derivatives! We want to wear high-quality, hygienic period underwear that’s reliable and highly absorbent, leakproof, comfortable and soft, invisible and safe.


Louloucup, a French brand of menstrual and period lingerie, has been offering period underwear for years (panties, shorties, period thongs, bloomers, period swimsuits) designed in France and manufactured 80% in Portugal. Discover our selection of the **best organic period panties** from Louloucup now!


What will be the best organic period underwear for you? Which are the best organic panties? Whether you’re looking for postpartum period underwear, styles for heavy flow, for teens or for plus sizes, we definitely have the organic cotton period panties you need!

Q&A on organic fabrics in menstrual lingerie

Bamboo and organic cotton, certifications and organic labels, benefits and price—we give you the full, honest lowdown on organic period panties.

🌱 How can menstrual underwear be organic?

Menstrual panties or any menstrual underwear (menstrual thong, menstrual string, menstrual shorty, etc.) are described as organic when they are made primarily from organic textile fibers.  

🌱 Why is organic such a good idea? 

Fabrics used in clothing are chemically treated and washed with products that can sometimes be toxic to your health. By using **natural, certified-organic materials** like cotton or bamboo, Louloucup chooses to design its period panties without any harmful substances, toxic residues or **silver nanoparticles**. This protects your intimate area and your health, and helps prevent allergic reactions, irritation, etc.

🌱 What are the benefits of organic period underwear?

  • Organic absorbent underwear is good for your health and also more eco-friendly (it’s better for the environment and for animals too).

  • ⚡️ Adopt a healthier lifestyle

🌱 Is organic more expensive?

Not necessarily. At Louloucup, all our period panties are the same price! That way you can choose organic options without breaking the bank! Even better, you can create your own set or bundle of period underwear. The discount is applied automatically in your cart. The more panties you add, the more you save! Plus, shipping is free with Louloucup!

Pretty washable period panties: organic, eco-friendly, and affordable

🌱 What is Standard 100 by Oeko-Tex?

Oeko‑Tex is a label. This textile certification standard guarantees that the garment has not been treated with toxic substances that are harmful to humans or the environment. Louloucup is committed to offering menstrual lingerie that is fully certified Oeko‑Tex Standard 100.

🌱 How do you deep-clean your organic period panties?

Organic fabrics need gentle care. We recommend rinsing your women’s underwear (panty, thong or shorty) in cold water, then machine washing at 30°C with the rest of your laundry. Tumble drying is a no‑go! Let them air dry so you don’t damage the absorbent capacity of your period protection.

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Our top of the best organic menstrual panties Louloucup

We’ve selected the **most eco-friendly styles and products** from our collections. That said, for any Louloucup style you choose, the inside will always be 95% **organic cotton**.

Our fabrics and textiles are safe, organic, and certified free from harmful chemicals. We ensure their quality by having them tested by independent laboratories. The non-toxicity reports are available online because at Louloucup, we have nothing to hide!  

The most stunning: the Romy medium‑flow period panties

A sexy cut, vibrant red and, above all, a perfect composition (0 chemicals).


Take a look instead: 95% organic bamboo and 5% elastane on the outside of the panties. Inside, as always with Louloucup, we have 95% organic cotton (for softness, comfort and reliability) and 5% elastane (necessary to make the panties stretchy enough).

Designed in France, this leak‑proof hygiene product, perfect for your menstrual cycle (during your period or ovulation), is made in Portugal.


Romy is a lovely period panty for light to medium flow with more than 52 positive reviews. Available sizes: from XS to XL. Eligible for the custom bundle!


Romy

The most reliable: the Jade very heavy flow period panty

An elegant liberty print on a black background, super-strong absorption (equivalent to 5 tampons) and an organic, clean composition! The Jade period panties from Louloucup have it all! These **period panties**, free from chemicals, meet the needs of many women: new mums in the post-partum period (for lochia as well as leaks), women using a copper IUD, athletes and anyone with a heavy flow who wants to feel secure for hours!


These panties can be worn for 12 hours straight, a full day without worrying about leaks. Made in Portugal, Jade is one of those ultra-reliable washable period products for women.



This heavy‑flow period panty (with over 57 positive reviews) is available from size XS to XXXL. Eligible for the custom bundle offer, enjoy great discounts and treat yourself!


Jade

Perfect for teens: the Lucie invisible medium‑flow period panty

The Lucie period panty is the ultimate black teen period panty! This lovely period style is 95% organic cotton inside and out. Comfortable to wear, with no damp feeling and no bad odors!

Black, discreet, and invisible, Lucie has flat seams that make it very low profile. We love it! With more than 30 positive reviews, this period product, designed in France and made in Portugal, never disappoints!


This washable, leak-proof menstrual protection is available from size XXS to XXL. Eligible for the custom pack!


Lucie

The must-have: Simone heavy-flow period underwear

A red and white Breton stripe, strong protection (double absorbency) and super reliability, plus a classic, iconic cut: the Simone period panty is one of our oldest models. As for reviews, users are delighted: 4.9 / 5!
Cool and soft, comfortable and pleasant to wear, this period panty is designed in France, made in Portugal and certified organic, Oeko-Tex Standard 100.

At the start of your menstrual cycle, during your period, this washable underwear easily replaces disposable products like pads or tampons.


This menstrual product is available from size XS to XXL. Eligible for the custom bundle!


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In short


With Louloucup, think about creating a bundle or set of menstrual products. Save money and fill your basket easily. The discount is applied automatically! With five products in your bundle, each one comes to €22.90 instead of €28.90—a great deal!

FAQ – the best organic period underwear

How do I properly care for my organic period underwear?

3 key, essential steps to properly wash and keep your organic period underwear for a long time: rinse in cold water, wash at a maximum of 30°C, and air-dry away from any heat source. Find all our care tips on the Louloucup blog!

Is organic period underwear effective for very heavy flows?

Yes, absolutely! Louloucup period panties for heavy and very heavy flow are lined with organic cotton and are extremely absorbent. They can hold the equivalent of 5 regular tampons, so you’re covered for a whole day or night without any problem! 

Which set of organic period panties would you recommend for a teenage girl?

It will obviously depend on the type of flow and personal preferences, but for a teenager, we recommend starting with a set of 5 organic Louloucup period panties (the sliding‑scale bundle saves you over €30 on the total) such as this one: 1 Simone panty (heavy flow) + 1 Jade panty (very heavy, perfect for night) + 1 Liv panty (seamless, perfect for daytime) + 1 Lea panty (super cool bloomer style) + 1 Lucie panty (for the end of your period).

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Camille

Rédactrice depuis plusieurs années pour Louloucup, j'aime papoter aussi bien culotte menstruelle que remèdes de grand-mère pour soulager les douleurs de règles ! Je partage chaque semaine mes coups de cœur et mes inspirations avec un seul objectif : vivre des règles enfin sereines ! 🩷

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Organic, affordable heavy-flow period panties?