Get Gorgeous Hair and Save the Planet with These 6 Best Zero Waste Shampoo Bars

Last update:
This post contains affiliate links, and we will be compensated if you buy after clicking on our links.

Do you want to make your hair look beautiful and reduce environmental impact? 

We have the perfect solution for you – zero-waste shampoo bars! Not only do they give you gorgeous, healthy-looking locks, but they’re plastic-free and highly sustainable. 

Switching to a shampoo bar can help eliminate single-use plastic bottles from our homes, making them an excellent choice for those looking to live a more eco-friendly lifestyle. 

As a devoted advocate for sustainable living and a lover of all things eco-friendly, I am thoroughly committed to promoting zero-waste lifestyles.

With this in mind, I have carefully curated this review to guide you in making an informed purchasing decision regarding zero-waste shampoo bars.

The best zero-waste shampoo bars featured in this list were assessed based on customer experiences, overall performance, and their commitment to the environment.

I undertook meticulous research on each product to ensure reliable and trustworthy results.

In my findings, the Earthling Co. Shampoo Bar stood out as the top overall zero-waste shampoo bar for you to consider.

However, depending on your specific hair needs, other equally excellent zero-waste shampoo bars may be your perfect match.

Let’s delve into the specifics.

Best Overall For You
The Earthling Co. Shampoo Bar
  • Suitable for all hair types
  • Plant-based formula
  • Low waste soap
Best Budget Option
Ethique Wonderlicious Shampoo Bar
  • For oily to balanced hair
  • Organic ingredients
  • Affordable
Best Green Option
Yellow Bird Solid Bar Shampoo Soap
  • Plastic-free packaging
  • 100% Natural ingredients
  • No SLS

Our Top Recommendation Best Zero Waste Shampoo Bar

  1. The Earthling Co. Shampoo Bar
  2. Ethique Wonderlicious for Oily to Balanced Hair
  3. Yellow Bird Solid Bar Shampoo Soap
  4. /liv/ Nature Solid Bar Shampoo and Conditioner Set
  5. AERWYNA Solid Shampoo Bar
  6. ATTITUDE Hair Shampoo Bar

6 Best Zero Waste Shampoo Bars You Should Consider

All zero-waste shampoo bars included in this list were meticulously reviewed and researched, considering factors such as customer reviews, value for money, ingredients, and overall performance.

Here are my top 6 recommendations for the best zero-waste shampoo bars for you to explore:

1. The Earthling Co. Shampoo Bar

  • First 5 ingredients: Coconut Oil, Apricot Seed Oil, Panthenol (Vitamin B5), Glycerin, Water
  • Key feature: Suitable for All Hair Types, Vegan Formula, Lathers Very Easily
  • Type of Product: Bar
  • Life Stage: Adult
  • Best for: Suitable for men, women and kids, and all hair types

The Earthling Co. Shampoo Bar is a fantastic choice for those looking to cleanse and soften their hair while being kind to the environment.

This vegan, cruelty-free shampoo bar lathers up beautifully, washing away oil and buildup without stripping your hair of its natural moisture. As a result, your hair will feel soft, clean, and shiny.

What’s great about this shampoo bar is that it’s suitable for all hair types – curly, dry, oily, frizzy, colour-treated, and even bleached.

Thanks to its range of natural scents, it caters to men, women, and kids alike.

The Earthling Co. uses natural ingredients like coconut oil for added moisture, apricot seed oil for nourishment, panthenol (Vitamin B5) for strength and shine, and glycerin to keep your hair hydrated and healthy.

One of the standout features of this shampoo bar is its plastic-free packaging. Manufactured in the USA, the 100% compostable packaging makes it an eco-friendly choice.

Each bar lasts 50-75 washes, replacing 2-3 bottles of traditional shampoo. Give The Earthling Co. Shampoo Bar a try for a sustainable and effective haircare solution!

Buy on Amazon

2. Ethique Wonderlicious for Oily to Balanced Hair

  • First 5 ingredients: Coconut oil, Cocoa Seed Butter, Citrus Oil, Castor Oil, Water
  • Key features: Gift Ready Hair Care, Haircare Bundle for Normal Hair, Organic Ingredients
  • Type of Product: Bar
  • Life Stage: Adult
  • Best for: Gift-ready organic hair care to a beloved one

Ethique Wonderlicious for Oily to Balanced Hair is an eco-friendly and effective hair care solution that aims to make giving up plastic bottles easier.

All Ethique products, including this shampoo bar, are 100% plastic-free, certified vegan, cruelty-free, and palm-oil free, with completely plastic-free packaging.

One of the key benefits of this shampoo bar is its excellent lathering ability, making it easy to use and rinse out.

It’s perfect for travel, as there’s no need to carry around bulky bottles. Additionally, it’s an excellent option for those with allergies, thanks to its gentle, natural ingredients.

Many users have experienced softer, silkier hair after using Ethique Wonderlicious, with improved manageability and hair growth. It also makes a thoughtful and eco-conscious gift for loved ones.

It’s essential to be aware of some possible product drawbacks. Certain users have experienced hair loss, so it’s crucial to check the ingredients beforehand and ensure you’re not allergic to them.

Also, there can be a learning curve when using shampoo bars, but once you get the hang of it, many find them a better alternative to traditional bottled shampoos.

Overall, Ethique Wonderlicious for Oily to Balanced Hair offers an environmentally friendly and effective hair care option for those looking to reduce their plastic consumption and enjoy healthier, more manageable hair.

Buy on Amazon

3. Yellow Bird Solid Bar Shampoo Soap

  • First 5 ingredients: Organic Sunflower Oil, Organic Coconut Oil, Organic Olive Oil, Sea Salt, Kaolin Clay
  • Key features: 100% Natural Ingredients, Plastic-free Packaging, No SLS
  • Type of Product: Bar
  • Life Stage: Adult
  • Best for: This shampoo bar has lovely clean ingredients and is excellent for those who want a product without synthetic fragrances or extra chemicals

This bar from Yellow Bird is the perfect choice for people looking to ditch plastic bottle packaging and switch to zero-waste shampoo. 

It’s made with 100% natural ingredients such as organic sunflower, coconut, olive, sea salt, and kaolin clay. 

This blend of nourishing oils and minerals helps to cleanse and condition the hair without drying it out.

The bar is free from SLS (sodium lauryl sulfate), which can strip your hair of its natural oils, leaving it dry and brittle. 

It’s also vegan-friendly, so you can be sure that no animal products were used to make this product. 

The bar is packaged in a cardboard box, with no plastic or extra packaging waste. This makes it perfect for those wanting to reduce their single-use plastic consumption and switch to zero-waste shampoo. 

The Yellow Bird Solid Bar Shampoo Soap is the ideal choice for those who are seeking out a natural, plant-based shampoo that will leave their hair feeling nourished and healthy. 

Plus, it’s perfect for travel and fits easily into your toiletry bag! 

On the flip side, some users have noticed that the Yellow Bird Solid Bar Shampoo Soap can leave a residue unless rinsed thoroughly with both water and a conditioner. 

This might be due to the gentle formulation that doesn’t cut grease effectively, potentially leaving a slightly greasy film on your hair. 

However, this issue is easily rectified. First, ensure that you’re rinsing your hair thoroughly after use – spend a few extra minutes washing out the product to make sure you’re not leaving anything behind. 

Second, pair it with a natural conditioner that can help to balance out any excess oil and remove any leftover residue. 

By following these steps, you can still enjoy the benefits of this eco-friendly, zero-waste shampoo bar while ensuring your hair remains clean, fresh, and residue-free.

Give this bar a try – you won’t regret it! It’s the perfect way to switch to zero-waste shampoo without sacrificing quality. 

Buy on Amazon

4./liv/ Nature Solid Bar Shampoo and Conditioner Set

  • First 5 ingredients: Cocoa Butter, Coconut Oil, Sweet Orange Essential Oil, Olive Oil, Jojoba Oil
  • Key feature: Travel Essentials, Suitable for All Hair Types, Pure Ingredients
  • Type of Product: Bar
  • Life Stage: Adult
  • Best for: Compact size suitable for travel needs

Consider choosing the /liv/ Nature Solid Bar Shampoo and Conditioner Set if you want an easy and environmentally friendly hair care option.

This nutrient-rich set includes a shampoo bar and conditioner bar, both formulated with cocoa butter and peppermint to clarify oily hair and soothe itchy scalps.

The stimulating formula promotes improved hair growth and a healthy, clean shine.

One of the best features of this set is its budget-friendly nature. The concentrated bars can replace up to five bottles of shampoo and conditioner, providing a 3-4 month supply.

They are also incredibly convenient, reducing clutter at home and saving space while travelling.

Plus, they are TSA-compliant travel essentials and make for an eco-friendly, sustainable gift.

The shampoo bar lathers up amazingly, cleaning and conditioning your hair without drying it out. Many users have found their hair to be wonderfully soft and frizz-free after using this set, making it perfect for those with frizzy hair.

On the other hand, there are a few drawbacks to keep in mind. It may take some time to adjust to the fact that the conditioner bar does not produce much lather.

The set is a bit expensive, but since it’s eco-friendly and has many advantages, it may be worth the cost.

The /liv/ Nature Solid Bar Shampoo and Conditioner Set is a great option for daily hair care and travel. It’s effective, environmentally friendly, and easy to use.

Buy on Amazon

5. AERWYNA Solid Shampoo Bar

  • First 5 ingredients: Vegan & Plant-based Ingredients
  • Key feature: Concentrated Formulas, Plastic-free Packaging, Revitalize Hair
  • Type of Product: Bar
  • Life Stage: Adult
  • Best for: Comes with organic ingredients, and a light sea breeze scent, is perfect for normal to oily hair types.

AERWYNA’s Solid Shampoo Bar contains nourishing plant oils and extracts that help to cleanse, condition, and revitalize your hair and scalp. 

The soap-free formula is made with vegan and plant-based ingredients for a healthier choice without the damaging effects of SLS or sulfates. 

The concentrated formula lathers up nicely and is gentle yet effective for daily use. The bar is perfect for reducing plastic waste, as it comes in plastic-free packaging that easily fits into a small space. 

The refreshing sea breeze scent of this shampoo bar is not too strong or overwhelming, making it great for all hair types. It’s also free of synthetic fragrances, so you can be sure that it won’t irritate your sensitive scalp.

But some users said that it is good shampoo, but it does not last as long as the conditioner bar. 

So, if you’re looking for a great daily shampoo and don’t mind buying another conditioner bar to go with it, then this is the perfect zero-waste option. 

It’s also affordable, so it won’t break the bank or your budget. Plus, it has natural ingredients that help protect your hair from damage caused by the elements. 

All in all, if you’re looking for a great zero-waste shampoo bar that is both gentle and effective, then AERWYNA’s Solid Shampoo Bar is the perfect choice. 

It will leave your hair feeling clean, soft, and refreshed. Give it a try – you won’t regret it!

Buy on Amazon

6. ATTITUDE Hair Shampoo Bar

  • First 5 ingredients: Yellow Clay, Indian Cress, Watercress Extracts, Coconut Oil, Cocoa Seed Butter
  • Key feature: EWG Verified Plant and Mineral-Based Ingredients, Recyable Cardboard
  • Type of Product: Bar
  • Life Stage: Adult
  • Best for: Travel-friendly and eco-conscious alternative to liquid shampoos comes with plant and mineral-based ingredients


ATTITUDE Hair Shampoo Bar is the perfect travel-friendly and eco-conscious alternative to liquid shampoos. 

It’s made with plant and mineral-based ingredients that gently and effectively remove grease and buildup without stripping away at your scalp’s moisture barrier.

Plus, it’s EWG verified, which means it’s free of any harsh chemicals or synthetic fragrances. 

The bar is designed to last longer than liquid shampoos and comes packaged in recyclable cardboard, making it an ideal zero-waste option. 

Users have been raving about this shampoo bar, saying that it leaves their hair feeling clean and soft without stripping away moisture like traditional shampoos. 

They also love the convenience of being able to travel with it in a small bag without worrying about spills or leaks. 

However, it’s important to note that some users have reported that the ATTITUDE Hair Shampoo Bar leaves their hair feeling limp and greasy. 

This could be due to individual hair type and personal washing routine. 

Overall, if you’re looking for an eco-friendly, affordable and effective shampoo bar, then ATTITUDE Hair Shampoo Bar is definitely worth a try! You won’t be disappointed! 

Buy on Amazon

Buying Guide – To Choose And Buy Zero-waste Shampoo Bar

Let’s embark on a journey to explore an eco-friendly alternative to traditional liquid shampoos—zero-waste shampoo bars.

So, why should you switch to zero-waste shampoo bars? Well, aside from the obvious environmental benefits, such as reducing plastic waste, these bars are formulated with natural ingredients that are gentle on your hair and scalp. 

They don’t strip your hair of its natural oils, unlike many liquid shampoos that contain harsh chemicals. Plus, they’re incredibly convenient for travel!

Zero waste shampoo bars cater to all hair types—curly, straight, wavy, coily, you name it. Whether you’re looking to combat dryness, control oiliness, or enhance volume, there’s a bar out there for you.

When shopping for a zero-waste shampoo bar, take note of the following:

  • Ingredients: Look for natural ingredients like essential oils, plant extracts, and clays. Avoid bars with sulfates, parabens, and artificial fragrances.
  • Fragrance: Many bars use essential oils for fragrance, offering a range of scents. Choose one that appeals to your senses.
  • Eco-friendliness: Ensure the company has sustainable practices, like using ethically sourced ingredients and carbon offsetting.
  • Packaging: Opt for bars packaged in recyclable or compostable materials to minimize waste.

Remember, reading labels and conducting your own research is key to finding a product that aligns with your personal values and hair needs.

Tips To Store Your Shampoo Bar

Once you’ve purchased your shampoo bar, here are some tips for usage and storage:

  1. Wet the bar and your hair thoroughly, then rub the bar directly onto your scalp in circular motions to create a lather.
  2. Rinely thoroughly. Remember, residue can lead to buildup.
  3. Store your bar in a well-drained soap dish, away from direct water flow, to prolong its life.

Making the switch to a zero-waste shampoo bar is not just an investment in your hair—it’s an investment in our planet. 

It may take some getting used to, but the benefits are well worth it. Here’s to gorgeous hair and a healthier Earth!

Which is The Best One for Your Hair?

Selecting the right natural shampoo bar that aligns with your specific hair needs can be challenging, as each product has its own strengths and weaknesses.

However, by considering the detailed review of each product, you can discover the best zero-waste shampoo bar for your personal hair care regimen.

Our Verdict

I recommend The Earthling Co. Shampoo Bar for anyone looking to enhance their hair’s health while making an environmentally conscious choice.

This shampoo bar is a truly remarkable addition to any eco-friendly hair care routine. Its vegan, cruelty-free formula lathers easily, removing excess oil and buildup without stripping your hair of its natural moisture. 

The outcome? Soft, clean, shiny hair that feels absolutely rejuvenated.

The Earthling Co. incorporates natural ingredients like coconut oil for added moisture, apricot seed oil for nourishment, panthenol (Vitamin B5) for strength and shine, and glycerin to keep your hair hydrated and healthy. 

This attention to detail in formulation is a testament to the brand’s commitment to quality.

But what sets this shampoo bar apart is its dedication to sustainability. The product arrives in 100% compostable packaging, a feature that truly aligns with my love for eco-friendly solutions. 

Manufactured in the USA, each bar replaces 2-3 bottles of traditional shampoo and lasts for 50-75 washes.

While making the switch to a shampoo bar can be a bit daunting at first, I believe the benefits far outweigh the challenges. 

Choosing The Earthling Co. Shampoo Bar is a small yet impactful step towards sustainable living. Give it a try and experience the difference in your hair and our planet!

If you’re interested in additional advice for living sustainably and having an earth-friendly cleaning routine, take a look at these articles:


Do shampoo bars reduce waste?

Absolutely, shampoo bars significantly reduce waste. A single shampoo bar can replace 2-3 bottles of liquid shampoo, thereby reducing the amount of plastic waste that ends up in landfills.

Are shampoo bars as good as shampoo?

Yes, shampoo bars are just as effective, if not more so, than traditional liquid shampoos. They often contain natural ingredients, devoid of harsh chemicals and synthetic fragrances, which can be beneficial for sensitive scalps and overall hair health. While the transition from liquid to bar can take some getting used to, many people find that their hair feels cleaner and more voluminous after switching to a shampoo bar.

Do shampoo bars work better?

The effectiveness of shampoo bars can vary based on their formula and your hair type. Some people find that shampoo bars work better for them than traditional shampoos because they contain fewer chemicals and more natural ingredients. These ingredients can be gentler on your hair and scalp, reducing dryness and irritation. Shampoo bars also tend to be highly concentrated, so they can last longer than a bottle of liquid shampoo, making them a cost-effective option. 

Are shampoo bars eco-friendly?

Yes, shampoo bars are generally more eco-friendly compared to their liquid counterparts. They are typically packaged in recyclable or compostable materials, reducing plastic waste significantly. Moreover, their compact size and light weight contribute to lower carbon emissions during transport.

Photo of author


Hanif Roslen is an eco-conscious enthusiast on a mission to help make the world a better, cleaner place. Through day-to-day experience cleaning his own home with those non-toxic cleaners, he has developed innovative and effective green solutions that reduce waste and promote sustainability.

Leave a Comment