🌱🌞 Spring Cleaning Offers ➡️
🏷 Use LENTE30 on all Lentefris products
📦 Ordered before 3 pm, shipped the same day
💚 Free shipping from €19 in NL (otherwise €2.95)
0

Follow Cosmeau

Follow our mission, updates and practical guides

Here we collect our mailings, production updates and practical cleaning tips. Quickly see what we are working on, what customers hear from us and how we move together toward less plastic at home.

ProductionMailing progressGeneral blog postsCleaning tips & guides
Vaatwasser stinkt? blog afbeelding met gecorrigeerde Cosmeau template
Latest guide

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...

Our sections

What would you like to explore?

All cleaning tips & guides

Vaatwasser stinkt? blog afbeelding met gecorrigeerde Cosmeau template

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....
Voorjaarsschoonmaak 2026: de ultieme gids per kamer

Spring Cleaning 2026: The Ultimate Room by Room Guide

Spring cleaning is not an old fashioned ritual, it is simply the smartest time to...
Stralend witte handdoeken en shirts in een lichte wasruimte - Cosmeau

White Laundry Turned Grey? Here's How to Make It Bright White Again

White laundry slowly turning grey is one of the most common laundry problems. Discover the...
Was Ruikt Niet Fris Na Het Wassen? Dit Is Waarom (En Zo Los Je Het Op)

Laundry Smells Bad After Washing? Here's Why and How to Fix It

Do you take laundry out of the machine only to find it smells musty instead...
Duurzaam wassen: 7 stappen die geld besparen én het milieu sparen

Sustainable Laundry: 7 Steps That Save Money and Reduce Your Impact

With a few simple changes, you can save money, energy, and water without sacrificing clean...
Zweetgeur uit sportkleding? 5 tips die écht werken

Sweat Smell in Sportswear? 5 Tips That Actually Work

Sportswear that still smells like sweat after washing is a common problem. Learn why it...
Geurparels vs wasverzachter: wat is beter voor je was?

Scent Boosters vs Fabric Softener: What's Better for Your Laundry?

What works better, scent boosters or fabric softener? We break down the differences, the pros...
Hoe Vaak Moet Je Kleding Wassen? De Ultieme Wasgids voor Fris en Duurzaam Textiel

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

Washing clothes too often can wear out fabrics and increase your environmental impact, while washing...
Zwarte Stipjes en Vlekken in Wasmachinerubber?

Black spots and stains in washing machine rubber?

Black spots and stains on the washing machine rubber are usually caused by dirt, trapped...
Reactie op aflevering Keuringsdienst van Waarde

Response to the Keuringsdienst van Waarde episode

In response to the Keuringsdienst van Waarde episode about laundry detergent sheets, we share our...
Vieze rubberen rand van wasmachine, hoe maak je deze schoon?

Dirty washing machine rubber seal: how do you clean it?

A dirty washing machine door seal easily collects soap residue, grime, and mold. With the...
Hoe gebruik je wasparfum?

How do you use laundry perfume for a long-lasting scent?

This blog explains how to use laundry perfume correctly so your clothes and towels stay...

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

✨ 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.

🍂🪻New Wash Perfume Autumn and Lavender — February 2026
🍂🪻New Wash Perfume Autumn and Lavender — February 2026

This post was originally sent as a Cosmeau newsletter in February 2026. Summary Mailing 🪻 Offers: 30% discount on everything Lavender and dishwasher tablets 🍂🪻 New: Wash perfume Autumn & Lavender 💸 Permanent...

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.

Spring Cleaning 2026: The Ultimate Room by Room Guide
Spring Cleaning 2026: The Ultimate Room by Room Guide

Spring cleaning is not an old fashioned ritual, it is simply the smartest time to reset your home properly. With the right approach, it takes less effort than you might expect.

White Laundry Turned Grey? Here's How to Make It Bright White Again
White Laundry Turned Grey? Here's How to Make It Bright White Again

White laundry slowly turning grey is one of the most common laundry problems. Discover the five main causes and six effective solutions to make your whites bright again.

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?

Plastic vrij
Plastic vrij
Plastic vrij