Best Clean Hair Washes of 2026 for Your Scalp and Strands

Few products are more frustrating to get wrong than shampoo.

One wash leaves your hair flat and coated. Another makes it feel clean — but stripped. Some clean formulas feel too gentle to remove buildup. Others lather beautifully but leave your scalp reactive over time. And when you’ve colored your hair, invested in treatments, or finally balanced your scalp, the last thing you want is a cleanser that resets your progress.

Hair washing isn’t just about removing oil. It’s about maintaining balance — scalp comfort, hydration, color vibrancy, curl integrity, volume, longevity between washes.

As the clean hair care market grows, so does the complexity. Liquid shampoos, bars, powders, low-lather creams — the options are abundant, but performance isn’t guaranteed.

In 2026, the Hair Wash category saw products entered as part of the 11th annual Clean Beauty Awards, reflecting just how competitive — and important — this category has become.

How This Category Was Assessed

Because shampoo directly affects both scalp health and styling outcomes, products were tested comparatively within the category over a three-month period.

Rather than reviewing formulas in isolation, judges evaluated them head-to-head using structured comparative ranking. The products recognized below represent the highest-performing clean hair washes of 2026 — the ones that consistently delivered results across different hair types and routines.

Judges evaluated:

• Cleansing effectiveness without excessive stripping
• Scalp comfort over repeated use
• Oil control and wash longevity
• Rinseability (no heavy residue)
• Impact on styling and manageability
• Consistency of performance across environments

Because hair washing is repetitive and cumulative, judges paid attention to how hair and scalp responded over time — not just after the first wash.

The finalists and winner below represent this year’s most reliable performers.

The Top Performers

#1. Sootsoap Supply Co. Ltd. - SOOTSOAP Detoxifying & Deodorizing Shampoo - $29

SOOTSOAP Detoxifying & Deodorizing Shampoo leverages the purifying power of Binchotan Charcoal from the Japanese Oak tree, and other natural powerhouse ingredients to draw out harmful impurities, toxins and pollutants from the hair and scalp to deep clean and remove unwanted odours without drying you out.

Our clarifying and purifying Shampoo is all natural, with no added fragrance. It is safe and healing on dry skin, eczema and psoriasis. SOOTSOAP is black in colour but lathers to a luscious, rich white, with a subtle scent of all natural fresh aloe and citrus spice.

Our Shampoo, like all Sootsoap products, is made with all-natural or naturally-derived, 100% biodegradable, cruelty-free ingredients that have been carefully selected to provide the deepest clean from impurities, toxins and pollutants, as well as unwanted odours.

Sootsoap Shampoo is safe for all skin types.

*SOOTSOAP is proven to remove 88% of PAH contaminants, more than any other personal decontamination product tested.

Expert Notes:

"SOOTSOAP Detoxifying & Deodorizing Shampoo is a highly effective, deeply purifying wash with natural deodorizing power and a refreshing sensorial profile. It balances performance and gentleness well. Whether you’re after a thorough cleanse after workouts, outdoor activities, or just want a hair wash that feels clean and fresh, this shampoo delivers!" - Jessica Ruyts, @jessicablingboss

"This shampoo has been amazing for deeply cleansing my hair and keeping it so manageable." - Tiffany Horace, @tiffanymhorace

"This shampoo is made of Binchotan charcoal and other natural ingredients. It deeply cleanses by drawing out toxins, pollutants, and odours from the hair and scalp. Despite its black color, it lathers into a rich white foam with a subtle scent. It was really fun to use" - Dana Fong, @thefoggynook

#2. Dreaming Green Boutique - Simply Clean Shampoo Bar - $16

Hair & Scalp Elixir is a 100% pure oil blend crafted to support the appearance of healthy hair by caring for the scalp. Featuring nutrient-rich oils like Argan, Avocado, Jojoba, and Marula, along with essential oils of Tea Tree, Lavender, Peppermint, and Rosemary, it nourishes roots, balances oil production, and helps reduce visible dryness and flaking. With regular use, the scalp feels refreshed and hair appears shinier, fuller, and more manageable. Lightweight and versatile, it can be massaged directly into the scalp, smoothed over dry ends, or added to shampoo and conditioner. Antioxidants, vitamins, and omega fatty acids protect against breakage while supporting strong-looking follicles. This revitalizing formula is ideal for those seeking healthier-looking hair without synthetic ingredients, heavy residue, or buildup.

Expert Notes:

"I love the cardboard packaging: zero-waste and eco-friendly, which is always a plus. The bar itself is beautiful, easy to use, and smells minty and refreshing. It’s formulated with star ingredients like jojoba oil to hydrate without clogging pores, French green clay to absorb excess oil and buildup while balancing the scalp, and a blend of peppermint, rosemary, and spearmint essential oils to stimulate the scalp, promote healthy hair growth, and leave hair feeling invigorated. A simple, nourishing, and eco-conscious shampoo option." - Xiaoxiao Shi, @symishi

"The Simply Clean Shampoo Bar is a gentle and it  leaves the  hair feeling soft. It lathers and is eco friendly. It has a refreshing scent of peppermint, rosemary, and spearmint." - Dana Fong, @thefoggynook

#3. Lemongrass Spa Products - Volumizing Shampoo with Peptides and Rice Protein - $29

Give fine or limp hair the boost it deserves with Lemongrass Spa's clean, lightweight Volumizing Shampoo. Infused with natural peptides, hydrolyzed rice protein, and hyaluronic acid, this plant-powered formula gently cleanses while adding weightless volume and glossy shine. Jojoba oil and velvet flower extract help nourish each strand without buildup, making it ideal for daily use. Botanical ingredients like rosemary water, nettle, and green tea support a refreshed scalp environment and visibly fuller-looking hair. Designed for all hair types, but especially loved by those seeking lift. This shampoo delivers softness and bounce with non-stripping lather and a fresh citrus essence. Free from harsh sulfates and enriched with nutrient-rich botanicals, it's a clean beauty favorite for hair that looks and feels naturally vibrant.

Expert Notes:

"This product is amazing! It gives my hair noticeable volume and cleanses thoroughly without drying it out. The only minor downside is that the formula is quite thick, making it a bit tricky to pump out. But that’s not a big issue—I’ve really enjoyed using it and will definitely keep it in my routine!" - Camila Costa, @camilaholistic

"I love how this shampoo gave my hair volume, bounce, and shine! My overall opinion is that I really like it ." - Tiffany Horace, @tiffanymhorace

"This shampoo has the ingredients my hair needs for a boost of volume, and the herbal, calming scent makes it a pleasant experience. It might not be ideal for those sensitive to essential oils. I appreciate the PCR packaging, a thoughtful eco-friendly touch. Overall, a nourishing, volumizing option with a natural, spa-like feel." - Xiaoxiao Shi, @symishi

#4. The Eco Alchemist - Smooth Operator Shampoo Bar - $15
 

Smooth Operator Shampoo Bar is formulated to deliver smooth, frizz-free hair while being gentle on both your hair and the planet. At the heart of this bar is sugar beet-derived betaine, a powerhouse humectant that deeply hydrates and smooths the hair cuticle, leaving strands shiny, soft and manageable.

The unique plant-powered surfactant blend creates a rich, creamy lather that cleanses thoroughly without stripping essential moisture. Strengthening quinoa protein fortifies hair from root to tip, while antioxidant-rich buriti fruit oil and jojoba oil provide lasting nourishment and protection. Orange fruit and orange peel extracts further condition and revitalize, enhancing hair’s resilience and natural shine.

Expert Notes:

"I love the thoughtful ingredients and the refreshing citrusy scent. It’s excellent for thick, curly, or frizzy hair. My hair feels noticeably smooth after use. I would personally opt for a volumizing version next time, but the travel-friendly bar format is a major plus. Key ingredients like Betaine, Buriti Fruit Oil, and Quinoa Protein help hydrate, protect, and strengthen hair while reducing frizz." - Xiaoxiao Shi, @symishi

"Love that shampoo bars encourage sustainability and less waste. This bar leaves my hair feeling soft, balanced, and fresh." - Dana Fong, @thefoggynook

"While shampoo bars aren’t usually my go-to for my specific hair type, I can see why so many people love them. My hair is thick, highlighted, and tends to be on the drier side, while my scalp is oily—so I’m pretty particular about the products I use. That said, this shampoo bar surprised me in a good way. It lathered really well and didn’t feel drying or stripping like a traditional bar soap. Overall, I think it’s a well-formulated product and a great option for certain hair types, even if it’s not the perfect match for mine." - Camila Costa, @camilaholistic

#5. Patrichory - Color Lock Shampoo Bar - $24

Patrichory’s Color Lock Shampoo Bar is a high-performance solid cleanser designed for color-treated hair. Formulated with a dual plant-based active system, it helps preserve vibrancy and reduce fading, keeping hair salon-fresh for longer. Clinically tested actives provide lasting hydration, protect against color wash-out, and smooth the hair surface for shine and manageability. Lightweight emollients condition without heaviness, while gentle Ecocert-compliant surfactants cleanse without stripping. Quinoa protein strengthens, beet betaine and licorice soften, vitamins and bisabolol calm and restore scalp resilience.

Each bar replaces up to two bottles of liquid shampoo, offering an eco-friendly, waterless format. Free from sulfates, silicones, parabens, and synthetic fragrance — plant-powered beauty that retains nature’s vitality.

Expert Notes:

"The Patrichory Color Lock Shampoo Bar is exactly what I want for my salon‑treated gray strands: it cleans deeply while respecting color, keeps hair soft and vibrant, and gives a satisfying wash without dryness or dullness. It’s a rare shampoo bar that works beautifully for color‑rich gray hair, which is why it earns a perfect 10 out of 10 from me!" - Jessica Ruyts, @jessicablingboss

"This shampoo bar works really well for keeping my hair in check and maintaining healthy locks ." - Tiffany Horace, @tiffanymhorace

"The Color Lock Shampoo Bar by Patrichory is a standout for color-treated hair. I love that shampoo bars encourage sustainability and less waste. This bar gently cleanses without stripping, helping maintain vibrancy while leaving my hair feeling soft, balanced, and fresh." - Dana Fong, @thefoggynook
 

Choosing the right shampoo shouldn’t feel like trial and error.

The products recognized here stood out when tested head-to-head — making this list your definitive clean hair wash shortlist for 2026. If you’re investing in a new shampoo this year, start here.

Hair wash is just one part of a complete routine. Here’s the best HairTreatment products in the clean beaury sector this year. To explore every winner and finalist across all 20 categories — from face care to body care and beyond — visit the full 2026 Clean Beauty Awards Winners & Finalists hub.

For a complete overview in one place — including exclusive coupon codes from participating brands — download the latest Clean Beauty Awards Ultimate Guide.

Follow us on Instagram (@CertCleanInc) to learn more about Award-winning products and products that are proudly carrying CertClean’s seal of approval.