Skip to content
📦 Ordered before 3 pm, shipped the same day
💚 Free shipping from €19 in NL (otherwise €2.95)

How often should you wash clothes? The ultimate laundry guide for fresh and sustainable textiles

Hoe Vaak Moet Je Kleding Wassen? De Ultieme Wasgids voor Fris en Duurzaam Textiel
Washing clothes too often can wear out fabrics and increase your environmental impact, while washing too little is not always hygienic. This guide helps you find the right balance for fresh, long lasting clothes.

We all do it: throw clothes in the laundry basket and do some laundry. But how often should you actually wash your clothes? Washing too often can be harmful to your clothes and the environment, while washing too little is not hygienic. In this guide you will discover exactly how often you should wash different items of clothing and get useful tips for a fresher and more sustainable washing routine.

Why is the correct washing frequency important?

The frequency with which you wash has a major impact on several levels. Firstly, clothes that are washed too often will wear out faster. Friction in the washing machine, detergent and heat cause fibers to weaken and colors to fade. In addition, every wash costs energy, water and detergent - so unnecessary washing is not good for the environment.

On the other hand, you want to smell fresh and clean! The trick is to find the balance between hygiene, sustainability and the preservation of your favorite garments.

How often should you wash different items of clothing?

Underwear and socks: After each use

This actually speaks for itself. Underwear and socks come into direct contact with sensitive body parts and absorb sweat and bacteria. Always wash these items after wearing them once.

Sportswear: After each use

Sportswear absorbs a lot of sweat and bacteria during exercise. Even if you don't see any stains, it is still important to wash sportswear immediately after exercising to prevent unpleasant odors.

T-shirts and tops: After 1-2 wears

In summer or during sweaty work, it is better to wash t-shirts after each use. In cooler months or when you don't sweat much, they can often be worn a second time.

Jeans: After 4-6 wears

You don't have to wash jeans surprisingly often! Many denim lovers wash their jeans even less often. By washing jeans less, you keep the color and fit longer. Venting is often sufficient.

Sweaters and cardigans: After 3-4 wears

Sweaters and cardigans that you wear over another item of clothing do not need to be washed as often. Keep an eye out for stains and odors - some materials such as wool can retain odors.

Dresses and skirts: After 2-3 wears

Depending on the material and how intensively you wear them. Summer dresses that are worn directly on the skin require more frequent washing than winter skirts over tights.

Pajamas: After 3-4 wears

Even though you sleep in your pajamas and are theoretically clean, they still absorb dead skin cells and sweat. Wash them every 3-4 nights for optimal hygiene.

Jackets and coats: 1-2 times per season

Jackets and coats rarely need to be washed unless they are dirty or stained. Most jackets can be easily aired. Pay attention to the washing instructions - many jackets are dry cleaning only.

Towels: After 3-4 uses

Towels can harbor bacteria and mold if used for too long. Make sure they can dry properly between uses.

Bedding: Every 1-2 weeks

Sheets, pillowcases and duvet covers collect a lot of dead skin cells, sweat and dust. Wash them every other week for a fresh and healthy bed.

Tips for a more sustainable washing routine

1. Allow clothes to air out

Hang clothes that are not yet really dirty outside or near an open window. Fresh air works wonders against light odors.

2. Treat stains immediately

A small stain does not mean that the entire garment needs to be washed. Treat stains locally with some soap and water.

3. Wash at a lower temperature

Most laundry gets perfectly clean at 30°C. This not only saves your clothes, but also energy. Only really dirty laundry or towels sometimes need a higher temperature.

4. Use the correct amount of detergent

Too much detergent does not make your laundry cleaner, but rather leaves residue behind. With modern, concentrated detergents such as wax strips you need much less product than you think.

5. Fill the washing machine well

A full washing machine (but not overfull!) is more efficient than several half-empty loads. This saves water, energy and detergent.

The role of sustainable detergent

How you wash is just as important as how often you wash. Traditional liquid detergents often contain unnecessary chemicals and come in large plastic bottles. This can be harmful to the environment and to your clothing.

More and more people are switching to plastic-free alternatives such as wax strips. These thin, concentrated strips dissolve completely in water and are vegetable. They are effective at low temperatures, saving energy and keeping your clothes looking good for longer. Moreover, you take exactly the right dosage per wash, which prevents waste.

By washing more consciously - less often, at a lower temperature, and with sustainable products - you can save hundreds of euros per year and significantly reduce your ecological footprint.

Conclusion: Find your ideal washing rhythm

There is no one-size-fits-all answer to how often you should wash. It depends on your lifestyle, the season, and the type of clothing. The general rule is: only wash what really needs to be washed. By being more conscious about washing, you save money, keep your clothes longer, and help the environment.

Start your new laundry routine today and discover how small changes can make a big impact!

Back to blog

Leave a comment

Please note, comments need to be approved before they are published.

Our mission is to reduce plastic waste in our everyday products and make this possible for everyone in our society.

Logo Cosmeau Square White
  • Leaf icon Prices that are accessible for everyone
  • Leaf icon Donations to the food bank and commitment to impact for the underprivileged
  • Leaf icon Innovations and improvements in logistics, products and local production
  • Leaf icon Profit for impact. Your contribution helps planet, animals and people

We strive for

Plastic vrij
Plastic-free

As much as possible without plastic and biodegradable

Dierproef vrij
Cruelty-free

We never test on animals

Plantaardig
Plant-based

Plant-based formulas with the power of nature

Vaste vorm
Concentrated

No unnecessary transport of water

✨ Holiday and Sun Offers — May 2026
✨ Holiday and Sun Offers — May 2026

Zomerbries, 2+2 wasstrips, zomer aanbiedingen en een productie-update over de volgende generatie wasmiddel.

✨ Spring clearance discount - New: Felt storage boxes - April 2026
✨ Spring clearance discount - New: Felt storage boxes - April 2026

This post was originally sent as a Cosmeau newsletter in April 2026. Summary Mailing ✨ New:Neat felt storage boxes 🌱🌞...

🌱🌞 Spring cleaning: 1+1 Spring Fresh Wax Strips — March 2026
🌱🌞 Spring cleaning: 1+1 Spring Fresh Wax Strips — March 2026

Ready for the big cleaning? Discover our 1+1 Spring Fresh washing strips, Spring Fresh offers and useful cleaning tips.

Sorting laundry without hassle: this way you prevent discoloration and gray laundry
Sorting laundry without hassle: this way you prevent discoloration and gray laundry

Sorting laundry doesn't have to be complicated. With a simple division by color, fabric and temperature you prevent discoloration, gray wax and unnecessary wear.

Clean dishwasher without aggressive agents
Clean dishwasher without aggressive agents

Cleaning your dishwasher without aggressive agents is fine, as long as you tackle the filter, grease and hidden dirt in the right way.

Smelly Dishwasher? This Is Usually the Real Cause and How to Fix It
Smelly Dishwasher? This Is Usually the Real Cause and How to Fix It

A smelly dishwasher is usually caused by grease buildup, food residue, or a dirty filter. This article explains the real causes and the fixes that actually work.

August Update on Scent Booster Production
August Update on Scent Booster Production

Cosmeau shares a new update on scent booster production in the Netherlands. The machines shipped in June have now been unloaded and moved into place safely.

June Update on the Scent Booster Production Machine
June Update on the Scent Booster Production Machine

In June, Ben and Jason traveled to China to inspect the scent booster machines in person. This update gives you a look at the production equipment and the trip behind it.

How Is a Laundry Detergent Sheet Made? Part 1
How Is a Laundry Detergent Sheet Made? Part 1

Cosmeau shares its journey toward local production in the Netherlands and shows how the first laundry sheet tests began. Part 1 covers how the production project started in 2022.

200,000+ already help clean more sustainably

Gebruikers van Cosmeau

Reviews

Reviews on google.com 4.8/5
295
Reviews on bol.com 9.3/10
587

Questions?

Our support heroes are ready for you!

Support Support
  • Leaf icon Chat, email or call. We are ready for all your questions and suggestions.
  • Leaf icon 088 04 04 488 Call on weekdays between 10-17h.
  • Leaf icon 100% satisfaction guarantee We want to keep the barrier as low as possible for you.

Consider taking a subscription

  • Leaf icon Always the best price with automatic discounts up to 50%
  • Leaf icon No obligations you are not tied to anything
  • Leaf icon Free gifts samples, testers, and trial packs
  • Leaf icon Always enough stock of your cleaning products
  • Leaf icon Reminder before we send your next shipment, adjust, pause, or cancel

Follow us on @cosmeau.eco?