The Ultimate Guide to Ethical and Sustainable Underwear
12 Feb

The Ultimate Guide to Ethical and Sustainable Underwear for Men and Women

Underwear is the first thing we put on in the morning and the last thing we take off and it can truly make our day. The great news is there’s a growing number of sustainable underwear brands – making it one of the easiest elements of your wardrobe to switch.

To help you on your way, we’ve put together this ultimate guide to sustainable underwear for both men and women. These ethical underwear brands are all rated ‘Good’ or ‘Great’ and are creating eco-friendly basics, including bras, lingerie, boxers and briefs, that will make you feel comfortable and confident, without compromising on your values.

Ethical underwear brands for women

Organic Basics

Rated: Great
people wearing organic basics basics

Organic Basics offers high quality sustainable fashion basics for men and women in organic materials. The Denmark-based brand puts sustainable thinking at the centre of everything—it only chooses fabrics that care for our environment, and only ever partners with factories that care about their impact. Organic Basics clothes are available in sizes XS-XL.

See the rating.

Shop Organic Basics @ Rêve en Vert.

Shop Organic Basics @ thegreenlabels.

Shop Organic Basics.


Rated: Good
black woman wearing black hemp triangle bralette by WAMA

WAMA is pioneering the hemp clothing industry with premium hemp underwear. It uses a high proportion of eco-friendly materials including organic cotton and hemp, and is a PETA approved vegan company!

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Shop WAMA.


Rated: Great

Pico designs beautifully soft organic and fair-trade cotton underwear for both men and women. The British brand is fully vegan and all its products are Fairtrade International - Small Producers Organisations certified.

See the rating.

Shop Pico @ Reve en Vert.

Shop Pico.


Rated: Good
woman wearing dark green sustainable underwear by nico

Established in 2012 by Lis Harvey, NICO celebrates minimalism and understated luxury. The brand brings high quality basics and underwear to the Australian fashion landscape, featuring clean lines, luxe fabrics, and the styles and colours needed for everyday. NICO’s factories are signatories to The Bangladesh Fire and Building Safety Accord and are compliant with BSCI and certified with WRAP.

See the rating.

Shop NICO.


Rated: Great

PACT’s organic underwear makes sure you are comfortable in your own skin with its soft and timeless design. It uses Fairtrade organic cotton and aims to remove hazardous chemicals from its production.

See the rating.

Shop PACT.


Rated: Good
a man and a woman wearing grey boody sustainable basics

Made from organically grown bamboo, Boody’s eco underwear support the trend for all things green and ethical. The brand is Oeko-Tex certified and uses a fully closed-loop system to ensure its bamboo-derived fabrics are environmentally friendly. Find the range in sizes XS-XL.

See the rating.

Shop Boody.


Rated: Great

Hara means green in Hindi, so the label aims to design for you and our earth – consciously creating pieces that are soft and beautiful with sustainable and ethical practices at the core. Hara uses bamboo as its primary material and minimises the use of packaging and has eliminated hazardous chemicals from its supply chain.

See the rating.

Shop HARA The Label.


Rated: Good
woman wearing sustainably made sleepwear by ethical brand Underprotection


Underprotection – Swimwear

Made from 100% recycled polyester, these pieces are designed to make you feel effortlessly cool & comfortable. Up to 70% off swimwear. (Ends: 10 FEB)

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woman of colour wearing green sustainable loungewear by Underprotection

Underprotection – Loungewear

Slip into something comfortable and chic: loungewear you want to wear all week. Up to 70% off loungewear. (Ends: 10 FEB)

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woman wearing coral pink sustainable satin pyjamas by Underprotection

Underprotection – Pyjamas

Combining ethics with aesthetics, this Danish brand makes glamorous pyjamas for all women. Up to 70% off pyjamas. (Ends: 10 FEB)

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woman of colour wearing green sustainable lingerie by Underprotection

Underprotection – Lingerie

Feminine. Sexy. Fun. Bras, bralettes and briefs made from sustainable materials like recycled Italian lace. Up to 70% off lingerie. (Ends: 10 FEB)

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Underprotection is a Danish brand combining ethics and aesthetics, creating underwear, loungewear, and swimwear from sustainable materials like recycled polyester and organic cotton. All of its packaging, paper, and polybags are either recycled or biodegradable, and it only works with certified factories as it believes “fair working conditions and fair wages are human rights”. Underprotection exists to celebrate women of all kinds, and its goal is to make them feel as beautiful and comfortable as possible. You can find the full range in XS-XL.

See the rating.

Shop Underprotection.

Shop Underprotection @ Luisa via Roma.


Rated: Good

Scandinavia-based Woron creates long-lasting vegan underwear. The brand uses eco-friendly materials, like Modal and is Oeko-Tex certified, meaning the dying of their products is free from toxic chemicals.

See the rating.

Shop Woron @ Reve en Vert.

Shop Woron.

Saint Basics

Rated: Great

Saint Basics creates the next generation of vegan eco-basics for people inspired by change. The brand is fully Oeko-Tex certified and has adopted the GOTS Code of Conduct to protect its workers’ labour rights.

See the rating.

Shop Saint Basics.

Sustainable underwear brands for men


Rated: Good

If you’re the kind of person who likes to wear their morals, look no further. Not only is a tree planted every time you purchase a NIKIN product, you also get to show your tree pride! Products are available in sizes XS-XL.

See the rating.


Honest Basics

Rated: Great

Honest Basics is a GOTS-certified basics brand based in Germany. It's on a mission to make sustainable fashion accessible to everyone, by keeping prices low, making quality basics that everyone has in their wardrobe, and  constantly improving the sustainability of its products and supply chain. The range is available in sizes XS-L.

See the rating.

Shop Honest Basics.

Mighty Good Basics

Rated: Great
A woman in a white vest and a man in white boxers

Mighty Good Basics aims to provide quality, affordable, organic and fair trade underwear, for both men and women. The brand uses GOTs certified cotton, like these knickers which were made by Rajlakshmi Cotton Mills in Kolkata, India, using cotton grown by farmers from the cooperative Chetna Organic, headquartered in Hyderabad India. The brand also uses renewable energy throughout its supply chain.

See the rating.

Shop Mighty Good Basics.


Rated: Good
funky green ethical boxers by A-dam on a shirtless muscular man wearing a tiger mask

A-dam is a fresh brand with character. It uses a high-proportion of eco-friendly materials, like GOTS certified cotton, and limits the amount of chemicals, water and wastewater used in production.

See the rating.

Shop A-dam.


Rated: Great

Munich-based VATTER creates sustainable and long-lasting underwear, using 100% vegan and environmentally-friendly materials, including GOTS certified cotton, without sacrificing design and aesthetics.

See the rating.



Rated: Good
man wearing asket's sustainable boxer briefs in white

ASKET has been creating timeless wardrobe essentials since 2015 with revolutionary sizing and fair pricing. The brand disregards seasonal collections, cuts out all the middlemen, and only sells directly to you—putting its entire focus on building a single permanent collection. Find the range in sizes XS-XL.

See the rating.


Looking for more eco-friendly basics? Have a look at our ultimate guide to ethical and sustainable basics.

Editor's note

Feature image via HARA, all other images via brands mentioned. Good On You publishes the world’s most comprehensive ratings of fashion brands’ impact on people, the planet and animals. Use our Directory to search more than 2,500 brands. We may earn a commission on sales made using our offer codes or affiliate links.

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