10 Zero Waste Shampoo Bars That Really Work

Get salon-like hair every day.

We understand that looking for sustainable products for every task can be a little intimidating. Especially if you’re just starting out on your zero waste journey. There are zero waste alternatives to certain products that you might not even be sure about, like shampoo. Yes, shampoos can be zero waste too! Continue reading to discover the ten best zero waste shampoo bars that can do wonders for your hair. 

1. Ethique Shampoo and Conditioner Set for Dry Hair

ethique zero-waste soap bar

The brand Ethique is on a mission to make the world plastic-free while offering us 100% sustainable and ethically sourced products. This shampoo bar is for you if you have curly hair, dry hair, frizzy hair, or damaged hair. And also, this shampoo and conditioner set is perfect for gifting. The Ethique hair care bundle is packed in a cute, pre-wrapped, certified compostable box.

What’s Good About This Shampoo Soap Bar?
This sustainable shampoo bar is cruelty-free, palm oil-free, vegan, and packed consciously using biodegradable packaging materials.

2. Friendly Soap Natural Shampoo Bar

friendly zero-waste shampoo bars
Friendly soap.uk

This soap specialist brings you the best long-lasting, plastic-free, 100% natural shampoo bar. This shampoo bar is hand-made with natural ingredients and is boxed in recycled (and recyclable) packaging. 

What’s Good About This Shampoo Soap Bar?
These zero waste shampoo bars contain castor oil that creates deep conditions and gives a creamy lather while using it. It also contains essential oils of lavender and rose geranium, which have natural qualities of relieving stress. This is one of our favorite sustainable shampoo bars.

3. Dr. Bronner’s – Pure-Castile Bar Soap

dr bronner's zero waste shampoo soap
drbronner/ Instagram

Here is an all-in-one soap: Dr. Bronner’s pure castile soap bar, which is made with organic oil for face, body, and hair. The bar soap has no synthetic preservatives, detergents, or foaming agents. 

What’s Good About This Shampoo Soap Bar?
Its vegan ingredients do not harm the environment; rather, they can do wonders for your skin and hair. They are packed with 100% post-consumerism wrappers. 

4. Bambo Earth Sustainable Shampoo Bar

bamboo Earth zero-waste shampoo bar
Bamboo Earth

Are you trying to cut back on plastic packaging or looking for something eco-friendly and easy to carry around? We recommend trying the Bambo Earth solid shampoo bar. This bar smells amazing, and the scent works for both men and women. It works on all hair types and will treat & restore your hair to its shiny natural state. 

What’s Good About This Shampoo Soap Bar?
They are so compact and lightweight that you can carry them wherever you go. The bars do not contain any chemicals ( as their active ingredients are lime, honey, lavender, chamomile, and ginseng), and their packaging is biodegradable. So you don’t have to worry about your hair or the planet while using them. 

5. Humankind All Natural Shampoo Bar

Humankind zero-waste shampoo bars

As their name says, Humankind is committed to making eco-friendly and zero waste products that are thoughtful for us humans and the planet. Their all-natural soap bar nourishes the scalp and eliminates the very thing you want to get rid of- single-use plastic.

What’s Good About This Shampoo Soap Bar?
Each bar is shipped to you in a recycled paper box with soy-based ink, which can be recycled again with any other paper. And what more? They are 100% carbon neutral. Head to their page to buy the bar according to your desired scent. 

6. Aspen Kay Naturals Shampoo Bar

aspen kay naturals zero waste shampoo bars
aspen kay naturals

If you want a shampoo that will make your every day a good hair day, then go for Aspen Kay naturals shampoo bar. It cleans without stripping any hair and can be used by both men and women. This shampoo bar is perfect for carrying on a trip, camping, or washing up after the gym. Made with organic herbs like nettle, hibiscus, and horsetail, these zero waste shampoo bars will help stimulate hair growth, repair damaged hair, and soothe the scalp.

What’s Good About This Shampoo Soap Bar?
One shampoo bar is equivalent to 18 ounces of liquid shampoo. Also, this shampoo bar is sulfate-free, silicone-free, and paraben-free. 

7. Faith in Nature Natural Coconut & Shea Butter Shampoo Bar

faith in nature zero waste shampoo bars
Faith in Nature

This coconut and shea butter sustainable shampoo bar is a perfect way of reducing plastic waste in your bathroom. This zero-waste shampoo bar is vegan, hand-made, ideal for traveling, and kind to your hair and the planet. With organic coconut oil in it, this ethically traded shampoo bar is ready to shield your hair with tropical aromas.

What’s Good About This Shampoo Soap Bar?
This bar comes in 100% recyclable cardboard packaging and is vegan society approved.

8. J·R·LIGGETT’S All-Natural Shampoo Bar

j r liggetts zero waste shampoo bars

J.R. LIGGETT’s all-natural shampoo bar removes the built-up sebum that can clog your hair follicles cleans your hair, leaving it healthy and gorgeous. If you have any allergies or sensitivities, don’t worry people, this vegan shampoo bar is safe and gentle for all hair and skin types. This bar has a blend of rich oils like tea tree, coconut, olive and castor, and hemp oil, which will nourish your hair with antioxidants and vitamins A, B, and E. 

What’s Good About This Shampoo Soap Bar?
Each bar is equivalent to 24ozs of liquid shampoo. The bar is made without any synthetic oils, detergents, or chemicals and is hand-made in Cornish, using centuries-old recipes. And all of J.R. LIGGETT’s shampoo bar is unique.

9. Honeydew – Zero Waste Shampoo Bar

honeydrew zero waste shampoo bars
ecoroots/ Instagram

The delightful and stimulating smell of the Honeydew zero waste shampoo bar is a perfect welcoming on the warm summer days! This shampoo soap bar is a comforting and seductive combination of honeydew, mango, and vanilla coconut. This moisturizing, zero-waste shampoo bar will clean and nourish your hair softly. Refresh your shower routine with our daily cleansing shampoo bar, which delivers a satisfying and tropical showering experience for all hair types.

What’s Good About This Shampoo Soap Bar?
This vegan shampoo bar is made with coconut oil and cocoa butter and will leave your hair soft, clean, and nourished without washing away your natural oils or hair color and will stay for at least 50 washes. Ecoroots’ shampoo and conditioner bars are suitable for all hair types and are unisex. This one is silicone-free, phthalate-free, paraben-free, color-safe, and won’t take much space in your luggage.

10. Suds & Co. Sunkissed Shampoo Bar

sunkissed zero waste shampoo bar
Suds & Co

Suds & Co.’s Sunkissed natural shampoo bar is formulated with nutrient-dense components like acai oil, aloe, and argan oil, which has a variety of health advantages. Each zero-waste shampoo bar adds shine, stimulates hair development, soothes irritated scalps, and may even help to prevent premature greying! It’s ready to instantly develop a fuller, healthier head of hair, making it a unique departure from other natural hair care products. This pink and yellow bar has a floral, pleasant aroma that goes wonderfully with summertime, thanks to a tropical blend of hibiscus and jasmine essential oils.

What’s Good About This Shampoo Soap Bar?
This bar is helpful to all hair types, but especially to dry and damaged hair. There are no silicones, SLS, parabens, fillers, or preservatives in this product. Vegan, cruelty-free, palm oil-free, plastic-free packaging, and zero waste is all this shampoo bar is about. Each 3 oz bar is equal to 2-3 16 oz liquid shampoo bottles.

The above list should provide you with plenty of options for zero waste and natural hair care without the harmful chemicals found in many conventional shampoos. Do you have any favorite zero waste shampoo bars we’ve missed? We’d love to hear about it in the comments below.

We hope that we have made choosing zero waste shampoo bars easy for you!

If you want to give your hair some extra TLC, check out these 5 organic hair care products that we curated for you.

We hope you love the products we recommend! All products featured on GoodGuilt are independently selected by our editors. If you buy something through our retail links, we may earn a commission on the sale. Oh, and FYI — prices are accurate and items in stock as of the time of publication.

Subscribe to our newsletter

To receive updates on all things good and guilt-free!