Organic Cotton Underwear Brands in Australia (2026 Guide)
These are the best organic cotton underwear brands in Australia in 2026, from GOTS-certified basics and compostable bras to vegan underwear made in Melbourne.
Let’s be honest, when it comes to the layers closest to your skin, being picky is a good thing. We’re talking about the garments you wear all day, every day, and for many people, organic cotton underwear is simply more breathable and a lot less irritating than conventional fabrics.
A quick note about our brand guides
The Green Hub has been covering sustainable fashion for more than a decade. Our guides are put together by sustainability researchers and industry specialists, drawing on independent research and years of reporting on the space. We don’t include brands lightly. We consider material quality and how transparent a brand is about its production, with preference given to clothes designed to last.
Organic Underwear Brands in Australia (2026 Guide)
Our mantra is always ‘the most sustainable item is the one you already own’ but holey, saggy undies aren’t the best look, so it’s good to give your underwear a refresh every now and then.
With that in mind, we’ve scoured Australia and beyond to bring you a lineup of sustainable underwear brands that are kinder to the environment and incredibly kind to your skin. Trust us, your bottom will thank you.
We’ve also rounded up more ethical underwear brands further down the page, including options in bamboo, Tencel, recycled fibres, and lingerie, if organic cotton isn’t quite what you’re looking for.
Eco Intimates
If you’re after something sweet, playful, and a little sexy, then Eco Intimates is what you’ve been looking for. This small Aussie brand is sustainably made in Bali, founder Madonna works closely with her makers. Using GOTS Certified cotton, each piece, in every collection is made in small runs to ensure no waste.
The Very Good Bra
Bid farewell to the days of ill-fitting bras and hello to The Very Good Bra. Not only are their pieces 100% compostable (yes, you read that right), but they’re also designed to support you without the pinch. It’s the bra that loves you back – and loves the earth too.
Woron Store
Woron Store’s philosophy is simple, ‘not everyone sees your bra, but everyone sees how it makes you feel’. Using only GOTs certified cotton and non-toxic dyes produced in Europe. Their designs are so sleek you’ll forget you’re wearing anything (which could be awkward in public situations, so please check).
Bhumi
Known for their luxuriously soft organic cotton sheets, Bhumi’s underwear is just as exceptional. Made with organic cotton so soft, you might start wondering if you’re wearing clouds. They work closely with their factories, ensuring living wages with solid eco-credentials in the form of Fairtrade, Ecocert, and GOTs.
Nico
This Aussie brand is so cute and fun, you’ll do the no-pants dance every time you put them on. Nico offers a colourful range of oh-so-comfy organic cotton bras – underwire and wire-free – plus a bunch of undies to suit your mood. They’re GOTs certified, use natural dyes, and have a close working relationship with their partner factories.
Wonderpants
Locally made, ethical underwear that actually fits well and feels great, Wonderpants shows that fashion can be both fun and fundamentally kind. And with their welcoming arms open to both Femme and Masc identities, and everyone in between, they celebrate the beauty of diversity, making sure everyone finds their perfect fit in a spectrum of fabulous colours.
Indigo Luna
For those lounge-y, sloth-like days when you want to wear something soft and cosy, Indigo Luna’s got your back (and your front). These guys are all about those earthy vibes, with plant-based dyes and natural materials. Their commitment to small, ethical production means their people are cared for, and they reduce waste.
Mighty Good Basics
Mighty Good Basics is all about creating timeless, functional and flattering pieces for your underwear draw. This Aussie brand delivers on the holy trinity: simple design, ethical manufacturing, and organic materials. Perfect for those who want their basics to be anything but basic.
Underwear for Humanity
Underwear for Humanity proves that even the smallest garment can make a big impact. They take back your worn-out bras and undies (for customers only) for recycling, transforming them into insulation and extending the lifecycle of materials. They offer an impressive range of sizes and styles, ticking all the boxes – ethical, eco-friendly, organic, and vegan.
Shop Underwear for Humanity here
Lé Buns
Lé buns are all about making you feel good, down under. Specialising in organic cotton and upcycled materials, its range of basics in neutral tones is designed for everyday wear to stand the test of time. They work closely with their factories, GOTs certified with a traceable supply chain.
More ethical underwear brands
Not all great underwear is organic cotton. These brands work with a range of sustainable fibres and ethical production practices, and they’re all worth checking out about if the brands above didn’t quite tick your boxes.
Nala
This Aussie brand is committed to crafting seriously sustainable underwear that doesn’t skimp on comfort. With inclusivity at its core, Nala offers a range of sizes and styles, ensuring that their flirty fits embrace every body type. With innovative materials like Bio Butter, crafted from corn starch, and Flossy Mesh, made from recycled nylon offcuts, your underwear is as gentle on the planet as it is on your skin.
Anekdot
Berlin-based Anekdot specialises in upcycled and surplus fabrics. Transforming waste into luxury, creating intimate bras and underwear that are both exquisite and eco-friendly. Production takes place in their closely managed Berlin and Poland factories, where their people receive fair wages.
Thunderpants
If you hadn’t already noticed, Thunderpants prints are so adorable. This Aotearoa (New Zealand) brand makes bright, fun, and comfy organic cotton underwear and basics for the whole family. Every aspect of production, from the cotton growers in India to the clothes sewn in Carterton, is traceable, tested and controlled for quality.
Azura Bay
Your one-stop lingerie marketplace with a handpicked, curated collection of underwear ticking all the boxes – ethical, eco-friendly, organic, Fair-Trade, and vegan. Plus, they’re all about celebrating every body, with inclusive sizing.
Luva Huva
Conjuring sustainable luxury with frilly knickers and lace bralettes, Luva Huva is a lingerie destination for those special pieces. Ethically designed and made using sustainably sourced materials like organic cotton, bamboo, and deadstock lace. Every piece is made to order in their Brighton studio, which means no waste.
Baserange
Unfussy, no frills Baserange is all about modern minimalism. Its range of basics in neutral tones are designed to stand the test of time, and become your go-to comfies. Ethically made using natural fibers – GOTS certified organic cotton and bamboo jersey, with OEKO-TEX certified natural dyes, making these undies kinder to your skin and the environment.
Eco Intimates
If you’re after something that’s sweet, playful, and a little sexy, then Eco Intimates is what you’ve been looking for. This small Aussie brand is sustainably made in Bali, founder Madonna works closely with her makers. Using GOTS Certified cotton, each piece, in every collection is made in small runs to ensure no waste.
HuHa
With a slogan of ‘not just underwear, undercare’, you know Huha is looking out for your hoo ha. Using innovative TENCEL™ and smartcel™, these tree-derived materials are infused with zinc oxide with anti-odour and antimicrobial properties. They’re also inclusive with a range of sizes from 2xs to 3xl.
Bimby and Roy
As a brand born in the Fiji Islands, Bimby and Roy embodies the spirit of island life – relaxed, colourful, and close to nature. Their versatile underwear, produced in an ethically run factory, can also be worn in water, doubling as a bikini for a cheeky afternoon dip in the ocean.
Powerpants
Nothing says ‘ready to conquer’ like a pair of Powerpants affirmation undies. Each pair is made from organic cotton and features empowering messages, reminding wearers of their strength and worth. They partner with factories that use fair labour practices and pay living wages. Bonus, they were finalists in the Australian Clean & Conscious Awards in 2023.
Frequently Asked Questions About Organic Underwear
Is organic underwear better?
“Better” can be subjective and depends on your priorities.
If you’re someone who values comfort, health, and sustainability, then it’s a resounding yes. We want to keep things cool and dry down there because nobody wants their personal ecosystem thrown off balance. Unlike synthetic materials, organic cotton is generally softer, more breathable, helps wick away moisture and lets your skin breathe easy. It’s also naturally hypoallergenic, making it kinder to sensitive skin.
Are there any health benefits to wearing organic underwear?
There’s a few.
- Better for Sensitive Skin: Since it’s hypoallergenic and softer, it reduces the risk of irritation, allergies, and rashes.
- Breathability: It allows for better air circulation, which helps keep your skin cool and dry. This is especially important for your intimate areas, where excess moisture can be an open invitation for yeast infections and other uncomfortable situations. Think of it as having a little personal ventilation system.
- Moisture Wicking: Organic cotton is also great at wicking away moisture, keeping you feeling dry and comfortable throughout the day. This is crucial for maintaining a balanced pH down there and reducing the risk of bacterial growth.
- Environmental Health Benefits: While not a direct health benefit to you personally, by choosing organic, you’re supporting farming practices that are better for the environment. Healthier ecosystems contribute to the overall well-being of the planet, which in turn supports healthier living conditions for us all.
Is organic underwear brands more expensive?
Organic cotton underwear claims its higher ground (and price) because it’s made with materials grown without harmful pesticides or chemicals. This process is kinder to the environment and our skin, but it’s also more labour-intensive and costly. Many organic brands are committed to ethical labour practices. This means fair wages and working conditions for the people making your undies. So, when you spot a price tag on organic underwear that makes you do a double-take, remember what you’re paying for. Quality materials, a happier planet, and fairer labour practices.
Plus, high-quality organic underwear might last longer, meaning you could save money in the long run by not having to replace your undies as often. In the grand scheme of things, whether the extra cost is worth it depends on your priorities and budget.
How do I care for and wash organic underwear?
Caring for organic underwear isn’t too different from handling your regular delicates, but it does deserve a little extra attention to maintain its natural goodness and extend its lifespan.
- Before anything else, check the care instructions on the label. Brands may have specific recommendations based on the fabric blend and dyes used. These instructions are the secret recipe to keeping your underwear in top-notch condition.
- If your washing machine has a gentle or hand wash cycle, use it. Or better yet, hand wash your organic undies if you have the time.
- Opt for a gentle detergent that’s eco-friendly and free from harsh chemicals. Use cold or lukewarm water for washing. Not only is it better for the environment, but it also helps to preserve the fabric’s fibres and colours.
- It’s best to air dry organic underwear, as the high heat from a dryer can cause shrinkage and reduce the fabric’s lifespan. If you must use a dryer, opt for a low-heat setting. Direct sun can be a bit harsh, so dry them in the shade to prevent colour fading, particularly for underwear using natural and vegetable dyes.
It’s a little extra effort that pays off in extending the life of your favourite pieces.
What materials are used in sustainable underwear?
Sustainable underwear is made from materials that are responsibly sourced and often have a lower environmental footprint, meaning they’re produced in ways that minimise water usage, reduce carbon emissions, and avoid harmful chemicals. These include:
- Organic Cotton: Grown without pesticides and synthetic fertilisers, organic cotton farming emphasises the health of soils, ecosystems, and people.
- Bamboo: Known for its fast growth and minimal water needs, bamboo fabric is soft, breathable, and biodegradable.
- Tencel (Lyocell): Produced from sustainably sourced wood pulp, Tencel is lauded for its durability and circular production process.
- Hemp: A strong, durable fibre, grown with minimal water, that softens with each wash.
- Recycled Polyester: Often made from recycled plastic bottles and plastic waste, recycled polyester reduces waste and energy consumption compared to virgin polyester.
- Modal: Modal is a bio-based fabric made from beech tree pulp, celebrated for its softness and lower environmental impact.
- Organic Linen: Made from the flax plant, organic linen is valued for its natural, biodegradable properties and minimal water usage in production.
- Ethical Wool: Sourced from farms practising sustainable grazing and animal welfare.
Certified Organic Textiles: Look for fabrics that have received the nod of approval from reputable organisations like the Global Organic Textile Standard (GOTS). Brands committed to sustainability will proudly display their textile certifications alongside their products.
Zero Waste/Low-waste Approach: Unlike fast fashion, which leaves behind a trail of textile waste – remnants discarded on the cutting room floor, destined for landfills – sustainable underwear brands adopt a more conscious stance. They might make to order, repurpose this leftover material or use deadstock (unsold inventory), ensuring that every piece of fabric is valued and utilised.
Eco-friendly Dyes and No Harsh Chemicals: Look for OEKO-TEX certified products, which ensures that every component of a textile product (including every thread, button, and other accessories, as well as the dyes used) has been tested for harmful substances.
Are there ethical and sustainable underwear options for men?
Absolutely! Sustainable fashion is for everyone, and there are many ethical and sustainable underwear options available for men. You have Boody, Meundies, and Thunderpants just to name a few. These brands offer a range of styles, from boxers and briefs to trunks and long johns, all made from sustainable materials like organic cotton, bamboo, or recycled fabrics.
What are some sustainable underwear brands?
There are lots of great sustainable underwear brands that are committed to ethical and eco-friendly practices. Some of favourites include:
- Boody: Uses bamboo to create ultra-soft, breathable, and antimicrobial underwear that’s as gentle on your skin as it is on the environment.
- MeUndies: Inclusive brand that provides a variety of styles for every body. Made from sustainable, breathable fabrics like Tencel and offers a membership for discounts.
- Thunderpants: Known for their fun prints and snug fit, Thunderpants wraps you in organic cotton comfort, blending quirky style with serious sustainability.
We hope you like the brands we recommend on The Green Hub. Our editors select each one independently. We may receive an affiliate commission when you follow some links.
Sustainability is an ongoing journey, and brands evolve over time. We do our best to keep this guide accurate and up to date, but certifications lapse and links occasionally break. If you spot something that needs a refresh, let us know.
The brands featured meet a range of ethical and sustainable standards, from certifications and living wages to transparent supply chains. That said, ethics are personal. This guide doesn’t cover every factor — like use of animal products or local manufacturing — so we always recommend checking a brand’s About page to see if their values align with yours.
