Looking for an easy way to reduce plastic waste in your kitchen? Switching from bottled washing-up liquid to a solid dishwashing bar is a simple change worth considering. These compact alternatives can help you cut down on plastic packaging while keeping your plates, pans, glasses and cutlery clean.
The good news is that UK shoppers have several options, including plant-based kitchen bars, fragrance-free washing-up soaps and products packaged in recyclable or compostable materials. Some bars are also palm-oil-free or vegan, making it easier to find an option that matches your sustainability priorities.
In this guide, we explore six eco-friendly washing-up bars in the UK and explain what makes each one worth considering, how to use it and what to check before buying.
Whether you are creating a zero-waste kitchen, reducing single-use plastic or looking for more sustainable household cleaning products, these options can help you make a practical start.
Why Switch to an Eco-Friendly Washing-Up Bar?
Traditional washing-up liquid is commonly sold in plastic bottles. Although some bottles can be recycled, recycling depends on the packaging material and local facilities. Solid washing-up bars offer another approach by reducing the need for conventional liquid bottles.
Here are some potential benefits of making the switch.
- Less packaging: Many washing-up bars come in cardboard or paper packaging rather than plastic bottles.
- Compact storage: A solid bar takes up little space beside the kitchen sink.
- Long-lasting use: A bar can last for many washes when used sparingly and stored correctly.
- Ingredient transparency: Some brands provide detailed information about surfactants, fragrances and other ingredients.
- Lower-waste routines: Pairing a bar with a reusable dish brush or natural-fibre scrubber can help reduce disposable cleaning supplies.
However, a product described as eco-friendly is not automatically better in every environmental category. Packaging, ingredient sourcing, manufacturing, transport and how efficiently you use the product all matter.
1. Bio-D Dishwash Bar — Best for a Plastic-Free Cleaning Routine
Best for: Shoppers looking for a dedicated dishwashing bar from an established UK eco-cleaning brand.
Bio-D offers a solid Dishwash Bar designed to clean dishes without conventional liquid detergent bottles. The company says the bar is made in its Yorkshire factory, uses naturally derived ingredients and comes in recyclable cardboard packaging.
Bio-D also highlights vegan and cruelty-free credentials, making it worth investigating if you want to bring more ethical cleaning products into your home.
Why consider Bio-D?
- Designed to replace bottled washing-up liquid.
- Plastic-free product packaging, according to the manufacturer.
- Vegan and cruelty-free credentials.
- Made in the UK.
- Can be used with a washing-up brush, cloth or sponge.
How to use it
Wet the bar and your cleaning brush or sponge. Rub the brush over the bar until it produces enough lather, then wash your dishes as usual and rinse thoroughly.
What to check: Bio-D’s official product page has shown the six-bar pack as out of stock, so check the current stock status or other authorised retailers before ordering.
Find out more at Bio-D.
2. EcoLiving Dish Washing Soap Bar — Best for Palm-Oil-Free Cleaning
Best for: People who want a plastic-free dishwashing bar with a focus on natural ingredients.
EcoLiving offers a solid dishwashing soap bar designed as an alternative to conventional washing-up liquid. Retailer listings describe the product as made in the UK, vegan, biodegradable and packaged without plastic. The formula is also advertised as palm-oil-free.
Different versions have been offered, including fresh citrus and other fragrance options. Availability can vary by retailer, so check the exact product listing before choosing a scent.
Why consider EcoLiving?
- Plastic-free packaging.
- Palm-oil-free formula, according to product information.
- Vegan ingredients.
- Made in the UK.
- Available in different fragrance options through selected retailers.
How to use it
Wet a dish brush, sponge or cloth and rub it gently over the bar to create a lather. Use the lather to wash plates, mugs, cutlery and pans before rinsing thoroughly.
To make the bar last longer, keep it on a draining soap dish and allow it to dry between uses.
What to check: Fragranced versions may contain essential oils or fragrance ingredients that are unsuitable for some people. Read the ingredient list if you prefer fragrance-free products.
Explore the range through EcoLiving stockists.
3. Friendly Soap Kitchen Bar — Best for a Versatile Kitchen Essential
Best for: Households that want a solid cleaning bar for dishes and occasional laundry pre-treatment.
Friendly Soap’s Kitchen Bar is a lemon-and-lime-scented dishwashing bar made with plant-based ingredients. The brand states that the bar is handmade in the UK and packaged in recycled and recyclable cardboard.
One useful feature is its versatility: the manufacturer also suggests using it to treat stubborn laundry stains before washing. This may appeal to people who prefer keeping a smaller selection of practical cleaning products at home.
Why consider Friendly Soap?
- Plant-based ingredients.
- Plastic-free cardboard packaging.
- Vegan credentials through The Vegan Society.
- Made by hand in the UK.
- Can also be used for certain laundry pre-treatment tasks.
How to use it
Wet a dish brush or cloth, rub it over the bar and wash your dishes with the resulting lather. Rinse your dishes thoroughly after cleaning.
Store the bar in a cool, dry place and allow it to dry between uses to help extend its life.
What to check: The lemon-and-lime formula contains fragrance components naturally present in citrus oils, including limonene. Check the ingredients if you are sensitive to fragrance.
Explore the product at Friendly Soap.
4. Planet Detox Dish Washing Soap Bar — Best for a Fragrant, Handmade Option
Best for: Shoppers who prefer handmade cleaning products with paper-based packaging.
Planet Detox makes a dishwashing soap bar in Devon, UK. Its product listing describes a lemon-scented bar intended for cleaning plates, pans, cutlery and glassware.
The company says its products avoid palm oil and SLS, and that its packaging uses recyclable or compostable paper materials. If reducing plastic packaging is your main goal, this is an option worth exploring.
Why consider Planet Detox?
- Handmade in Devon, according to the brand.
- Paper-based packaging.
- No palm oil or SLS, according to the product information.
- Lemon fragrance for people who prefer scented cleaning products.
- Can be used with a natural sponge or loofah.
How to use it
Wet a natural sponge or loofah and rub it over the bar until it produces a lather. You can also apply the lather directly to dishes or agitate the bar in a bowl of warm water.
Rinse your dishes thoroughly and allow the bar to dry between uses.
What to check: The bar contains fragrance ingredients, including lemon oil. Review the complete ingredient list to decide whether it suits your household.
Explore the product at Planet Detox.
5. LoofCo Washing-Up Soap Bar — Best for Fragrance-Free Options
Best for: People looking for a compact washing-up bar, including shoppers who prefer unscented products.
LoofCo offers solid washing-up soap bars in options that have included fragrance-free and lime-scented versions. Retailer listings describe the bars as vegan and plastic-free, with ingredients such as coconut-derived soap and, depending on the formula, other vegetable oils.
The fragrance-free version may appeal to people who want to avoid added scent in their cleaning routine. However, fragrance-free does not guarantee that a product will suit every sensitive skin type.
Why consider LoofCo?
- Solid alternative to bottled washing-up liquid.
- Fragrance-free and scented variants have been available.
- Vegan product options.
- Compact format for small kitchens.
- Can also be used for handwashing certain laundry items, according to retailers.
How to use it
Wet a brush, cloth, loofah or sponge with warm water and rub it over the bar to create a lather. Wash your dishes, rinse them thoroughly and leave the bar somewhere dry after use.
What to check: Packaging, ingredients and stock can vary by retailer. Some LoofCo product listings mention sustainably sourced palm oil, while others advertise palm-oil-free options. Check the exact version you are purchasing rather than assuming all variants have identical ingredients.
Find it through LoofCo stockists.
6. Uno Dishwashing Soap Bar — Best for a Simple, Minimal-Waste Swap
Best for: People who want a straightforward solid bar without a complicated refill system.
Uno Dishwashing Soap Bar, sold by Save Some Green, is another option for people looking to replace bottled washing-up liquid. The retailer describes it as a solid dishwashing bar designed for everyday plates, mugs and pans, with plastic-free packaging.
Its simple format can make it easier to test whether a dishwashing bar works for your household before making a wider switch to low-waste cleaning products.
Why consider Uno?
- Solid alternative to bottled washing-up liquid.
- Designed for everyday dishwashing.
- Compact and easy to store.
- A practical option for building a lower-waste kitchen routine.
How to use it
Wet your brush, cloth or scrub pad and rub it across the bar. Use the lather to wash your dishes, then rinse thoroughly.
Keep the bar on a draining dish or rack so that it does not sit in standing water.
What to check: Review the current ingredient list, packaging details and product availability on the retailer’s page before purchasing.
Explore the product at Save Some Green.
Quick Comparison: Which Washing-Up Bar Should You Choose?
| Washing-up bar | Best suited to | Feature to check |
| Bio-D Dishwash Bar | Plastic-free cleaning | Current stock availability |
| EcoLiving Dish Washing Soap Bar | Palm-oil-free options | Fragrance and ingredients |
| Friendly Soap Kitchen Bar | Versatile everyday use | Citrus fragrance components |
| Planet Detox Dish Washing Soap Bar | Handmade cleaning products | Full ingredient list |
| LoofCo Washing-Up Soap Bar | Fragrance-free choices | Ingredients of the exact variant |
| Uno Dishwashing Soap Bar | Simple low-waste switch | Current product and packaging details |
This is a practical shortlist rather than a laboratory-tested ranking. Cleaning performance, value for money and longevity will depend on your dishes, water hardness, washing habits and the amount of product used.
How to Choose the Best Eco-Friendly Washing-Up Bar in the UK
Before buying, consider these five factors.
1. Check the packaging
Look for cardboard or paper packaging and confirm whether it is recyclable or compostable. Packaging claims can vary, and compostable materials may require specific conditions to break down properly.
2. Read the ingredient list
Look for transparent ingredient information, especially if you want to avoid certain fragrances, palm oil or particular surfactants. Plant-derived ingredients are not automatically impact-free, so sourcing and formulation matter too.
3. Consider your water hardness
Water hardness can affect how traditional soap-based bars behave. In hard-water areas, some bars may leave a film or residue on dishes. If you notice this, try a different formulation, use the manufacturer’s recommended method or compare a detergent-based solid bar with a traditional soap bar.
4. Choose a bar that suits your household
A fragranced bar may be appealing if you enjoy citrus scents, while a fragrance-free option may suit people who prefer to avoid added perfume. If you have sensitive skin, check the ingredients and follow the product directions.
5. Compare value, not just price
A low-cost bar is not necessarily the best value if it dissolves quickly. Consider the bar’s weight, how it performs for your household and how well it dries between uses.
Tips for Making Your Kitchen More Plastic-Free
Switching your washing-up product is a useful first step, but you can make other small changes too.
- Use a reusable dish brush with a replaceable head.
- Consider natural-fibre scrubbers such as loofah or coconut-fibre pads.
- Choose a draining soap dish so your bar does not remain wet.
- Avoid using more product than you need.
- Reuse suitable cleaning containers rather than buying replacements unnecessarily.
- Check your local council’s recycling guidance before disposing of packaging.
- Buy only the cleaning accessories you need; replacing usable products early can create unnecessary waste.
The aim is not to replace everything in your kitchen overnight. Small, practical changes that you maintain over time can be more useful than buying a whole new collection of eco-labelled products.
Final Thoughts
Switching to an eco-friendly washing-up bar in the UK can be a practical way to reduce your reliance on conventional plastic bottles. From Bio-D and EcoLiving to Friendly Soap, Planet Detox, LoofCo and Uno, there are several options to explore when building a more sustainable kitchen.
Before purchasing, check the latest ingredients, packaging claims, price and stock availability. Choose a bar that works with your water supply and washing habits, and store it properly so it lasts as long as possible.
At Sustainables Talks, we believe sustainable living is built on small, achievable everyday choices. Explore more ideas for eco-friendly homes, responsible shopping and low-waste living at Sustainables Talks.
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Frequently Asked Questions
They can reduce the need for plastic bottles, particularly when sold in minimal paper or cardboard packaging. However, overall environmental impact also depends on ingredients, sourcing, manufacturing, transport and how efficiently the product is used.
Many are designed to remove everyday grease and food residue. Results vary by formulation, water hardness and cleaning method. Follow the manufacturer’s instructions and rinse dishes thoroughly.
Most dishwashing bars are intended for everyday crockery, cutlery and cookware. Check the product instructions and take care with delicate finishes or surfaces that require specialist cleaning.
Store it on a draining soap dish or rack, away from standing water. Let it dry between uses. This can help the bar last longer and reduce waste.
Some products are available without added fragrance, but no product is guaranteed to suit everyone. Check the ingredients, avoid known irritants and consider wearing washing-up gloves if your skin is easily irritated.
You can, but results depend on the formulation and local water hardness. Traditional soap-based bars may leave residue in hard water. If this happens, try another formula and follow the manufacturer’s directions.
Author: Sustainable Talks
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