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Free Shipping on orders $45+

FIND YOUR SIGNATURE SCENT

NEW BODY WASH SAMPLER SET

Free Self-Draining Soap Dish with Your Shampoo & Conditioner Purchase Learn More

Limited Time Offer: FREE Soap Dish with Shampoo & Conditioner Purchase

Dish perfectly fits shampoo and conditioner bars
Makes bars last 3x longer
Never breaks and won't stain surfaces

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Our Testing & Results

Real Results for Real Women - Backed by 87,000+ 5-Star Reviews & Clinical Testing

At The Earthling Co, we believe choosing more sustainable, natural products shouldn’t force you to compromise on performance.

That’s why we conduct clinical testing on all our shampoo & conditioner bars to ensure that they perform at the level at, or better than, traditional liquid shampoo.

We formulate our products with clinically proven ingredients to support your hair’s health from within so you can feel more confident, beautiful and worry less.

Last reviewed: November 2, 2026

Volumizing Shampoo & Conditioner Bars

A blend of Vitamin B5 (Panthenol), Marshmallow Root & Jojoba Oil naturally nourish hair & scalp, protecting from breakage and loss for thicker, stronger hair.

These antioxidant rich ingredients help to lock in moisture and boost fullness without sulfates, silicones, parabens or phthalates for a clean formula that performs.

Boosting Hair Thickness & Volume
Result	What was measured
85%	increase in volume¹
89%	increase in shine²
66%	increase in softness, smoothness & moisture³
28.5%	more resistant to breakage⁴

¹ Conducted on 6 type III wavy hair samples over 1 week. Data presented versus control. The Earthling Co. Data on File. 2024.
² Conducted on 6 type II straight & bleached hair samples over 1 week. Data presented versus control. Presented results for wet hair. The Earthling Co. Data on File. 2024.
³ Conducted on 6 type I straight hair samples over 2 weeks. Data presented versus control. The Earthling Co. Data on File. 2024.
⁴ Conducted on 7 type I straight hair samples over 11 days from test and control groups. The Earthling Co. Data on File. 2024.

Volumizing Shampoo & Conditioner Bars

$31.98

Moisturizing Shampoo & Conditioner Bars

Pea peptides, hyaluronic acid and vegan keratin seal in moisture to strengthen strands to smooth frizz and fight breakage. Ideal for damaged, dry and frizzy hair, it repairs from the inside out without sulfates, silicones, parabens or phthalates for a rich lather and healthier hair.

Taming Frizz & Fighting Breakage
Result	What was measured
23.8%	reduction in frizz¹
41%	reduction in breakage²
58.3%	increase in softness, smoothness & moisture³
86.4%	increase in shine⁴

¹ Conducted on 6 type III wavy hair samples over 12 days. Data presented versus control after drying. The Earthling Co. Data on File. 2026.
² Conducted on 4 type III wavy hair samples over 5 days. Data presented versus control after combing. The Earthling Co. Data on File. 2026.
³ Conducted on 6 type II bleached straight hair samples over 16 days. Data presented versus clean control. The Earthling Co. Data on File. 2026.
⁴ Conducted on 6 type II straight hair samples over 11 days. Data presented versus clean control. The Earthling Co. Data on File. 2026.

Moisturizing Shampoo & Conditioner Bars

$31.98

Our Ingredients

Clean, non-toxic ingredients that are clinically proven to deliver results

We always formulate without sulfates, silicones, phthalates, parabens & artificial fragrances and colors to deliver safe products for you and your family. Our formulations are built on clinically-proven ingredients, so that you can rest assured our products leave you with healthier, stronger hair without compromise.

Vitamin B5 (Panthenol)
Strengthens hair to reduce breakage by reinforcing hair’s protein structure

Citation: Marsh JM, Cron S, Chen T, et al. Strengthening benefits of panthenol for hair: Mechanistic evidence from advanced spectroscopic techniques. Int J Cosmet Sci. 2026;48(1):121-127. doi:10.1111/ics.70024
Found in: Shampoo for Thickness & Volume and Shampoo for Moisture & Strength
Hyaluronic Acid
Reinforces damaged hair against breakage

Citation: Qu W, Guo X, Xu G, et al. Improving the Mechanical Properties of Damaged Hair Using Low-Molecular Weight Hyaluronate. Molecules. 2022;27(22):7701. Published 2022 Nov 9. doi:10.3390/molecules27227701
Rosemary Leaf Oil
Increases hair density with less irritation and itch than 2% minoxidil over 6 months

Citation: Panahi Y, Taghizadeh M, Marzony ET, Sahebkar A. Rosemary oil vs minoxidil 2% for the treatment of androgenetic alopecia: a randomized comparative trial. Skinmed. 2015;13(1):15-21.
Found in: Shampoo for Thickness & Volume and Shampoo for Moisture & Strength
Apple Stem Cell Extract
Increase hair thickness up to 80%

Citation: Takahashi T. Procyanidin oligomers selectively and intensively promote proliferation of mouse hair epithelial cells in vitro and activate hair follicle growth in vivo. Journal Of Investigative Dermatology. 1999 Mar;112(3): 310-316.
Found in: Scalp Serum
Vegan Keratin
Increases hair hydration & effectively controls frizz when applied topically

Citation: Takahashi T. Procyanidin oligomers selectively and intensively promote proliferation of mouse hair epithelial cells in vitro and activate hair follicle growth in vivo. Journal Of Investigative Dermatology. 1999 Mar;112(3): 310-316.
Found in: Glossing & Smoothing Hair Oil
Coconut Oil
Increases hair strand thickness & strength when compared to untreated hair

Citation: Sureka P, Agrawal T, Majumder S, Ritambhara K. A Method to Measure Oil Penetration into Hair and Correlation to Tensile Strength. Int J Trichology. 2022;14(4):128-134. doi:10.4103/ijt.ijt_122_20
Found in: Conditioner for Thickness & Volume and Conditioner for Moisture & Strength