This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

🏆 PEOPLE's Beauty Awards Winner: Saisei Treatment Essence

FREE SHIPPING ON US ORDERS $60+ •  FREE RETURNS

NLT Bday Month: Every Purchase Will Be Entered into a Giveaway

Cart 0

Congratulations! Your order qualifies for free shipping You are $60 away from free shipping.
No more products available for purchase

Products
Subtotal Free
View cart
Shipping, taxes, and discount codes are calculated at checkout
Smooth Shampoo & Conditioner Refill Duo on white background.
Smooth Shampoo & Conditioner Refill Duo - NatureLab Tokyo
Before and after model image for Smooth Collection.

Perfect Smooth Shampoo & Conditioner Refill Duo

$44.00 Regular price $60.00

Fight frizz and infuse long-lasting moisture into the hair and scalp with an exotic blend of antioxidant-rich oils, Japanese superfoods, and plant extracts.

  • Yuzu ceramides detangle + calm stressed out hair.
  • Argan extract supports a balanced, healthy scalp. 
  • Quinoa delivers essential amino acids to hydrate, protect + strengthen.
  • Save 23% when you buy a refill compared to a 11.05oz bottle.
  • Save 85% plastic, each refill is equal to two full size bottles.

Dry, frizzy hair.

Results: Calm scalp; controlled, frizz-free hair

Reduce frizz by up to 59%* for 8 hours with Perfect Smooth Shampoo and Perfect Smooth Conditioner.

Warm, freshly peeled Japanese yuzu.

Free shipping $60+  •  Free Returns

[{"variant_id":"31878398246960" , "metafield_value":""}]

Perfect Smooth Shampoo & Conditioner Refill Duo

$44.00 Regular price $60.00
Key Ingredients

ARGAN EXTRACT
Work to support a balanced and healthy scalp.

EXOTIC OIL BLEND
Enriching oil bend that includes Argan, Baobab & Marula Oils for frizz-free hair.

QUINOA
A protein and mineral rich grain containing all 8 essentials amino acids repairs and protects each strand for hydrated, stronger feeling hair.

YUZU CERAMIDE
Natural citrus fruit extract works to detangle, calm and manage worn and frizzy hair.

Formulated Without

Sulfates, Parabens, Phthlates, Mineral Oil, Gluten, Animal Cruelty.

Awards + Press
  • NewBeauty: 2023 Beauty Awards - Best Refillable Shampoo

Forbes, 2024

InStyle, 2024

New York Post, 2024

Allure, 2024

Tell Me More

Reduce frizz by up to 59%* for 8 hours with Perfect Smooth Shampoo and Perfect Smooth Conditioner.

Find strong-hair zen with this frizz-fighting shampoo for smooth, flawless hair and achieve inner-hair-calm with this luxe, oil-enriched, smoothing conditioner. 

VALUE SIZE
Save 23% when you buy a refill compared to a 11.05oz bottle. Each refill is equal to two full size bottles.

ECO-FRIENDLY 
Each refill pouch contains 85% less plastic than two full size bottles. 

Each Refill Pouch is 22.9 FL OZ / 680ml 

*Percentage increase as measured after application on hair tresses in a laboratory setting.

HOW TO

Tame unruly strands

STEP ONE:
Shampoo: Lather into wet hair and rinse. Follow with your favorite NatureLab TOKYO conditioner.

STEP TWO:
Conditioner: Smooth over strands, rinse, and go. For even more nourishment, leave in for 3 - 5 minutes.

Frequently Asked Questions

What's in the Smooth Shampoo + Conditioner?

SHAMPOO: Aqua (Water, Eau), Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, PPG-2 Cocamide, Sodium Chloride, Dipropylene Glycol, Argania Spinosa Callus Culture Extract, Malus Domestica Fruit Cell Culture Extract, Vitis Vinifera (Grape) Fruit Cell Extract, Glutamic Acid, Sodium PCA, Prunus Yedoensis Leaf Extract, Glycine Soja (Soybean) Seed Extract, Oryza Sativa (Rice) Extract, Prunus Domestica Seed Extract, Argania Spinosa Kernel Oil, Lupinus Albus Seed Oil, Mangifera Indica (Mango) Seed Oil, Theobroma Grandiflorum Seed Butter, Adansonia Digitata Seed Oil, Carapa Guaianensis Seed Oil, Sclerocarya Birrea Seed Oil, Argan Oil Polyglyceryl-6 Esters, Butylene Glycol, Isomalt, Polyquaternium-10, Polyquaternium-7, Butylene Glycol Laurate, Xanthan Gum, Sodium Methyl Cocoyl Taurate, Polysorbate 20, Lecithin, Benzotriazolyl Dodecyl p-Cresol, Glycerin, Citric Acid, Tocopherol, Disodium EDTA, Sodium Benzoate, Phenoxyethanol, Parfum (Fragrance), Red 33 (CI 17200), Yellow 5 (CI 19140), Blue 1 (CI 42090), Benzyl Salicylate, Limonene, Linalool

CONDITIONER:
Aqua (Water, Eau), Cetearyl Alcohol, Dimethicone, Steartrimonium Chloride, Glucose, Argania Spinosa Callus Culture Extract, Malus Domestica Fruit Cell Culture Extract, Vitis Vinifera (Grape) Fruit Cell Extract, Glutamic Acid, Sodium PCA, Citrus Junos Fruit Extract, Hydrolyzed Quinoa, Prunus Domestica Seed Extract, Argania Spinosa Kernel Oil, Lupinus Albus Seed Oil, Mangifera Indica (Mango) Seed Oil, Theobroma Grandiflorum Seed Butter, Adansonia Digitata Seed Oil, Carapa Guaianensis Seed Oil, Sclerocarya Birrea Seed Oil, Schinziophyton Rautanenii Kernel Oil, Glycerin, Isomalt, Polyquaternium-10, Ethylhexyl Palmitate, Glycine Soja (Soybean) Sterols, Bis-Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate, Dipentaerythrityl Tri-Polyhydroxystearate, Butylene Glycol, Hydroxyethylcellulose, Xanthan Gum, Lecithin, Hydrogenated Lecithin, Dicocodimonium Chloride, Cetrimonium Chloride, Benzotriazolyl Dodecyl p-Cresol, Isopropyl Alcohol, Tocopherol, Etidronic Acid, Tetrasodium Etidronate, Phenoxyethanol, Sodium Benzoate, Benzyl Alcohol, Citric Acid, Potassium Sorbate, Parfum (Fragrance), Caramel, Yellow 5 (CI 19140), Limonene, Linalool

Does it work for all hair types?

Yes, it's formulated to be effective across all hair types.

Is it color safe?

Yes, it's color safe.

Is it cruelty free?

Yes! Full of science, free of cruelty. We may put a lot into our products, but animal testing isn’t one of them.


{"statementLink":"","footerHtml":"","hideMobile":false,"hideTrigger":false,"disableBgProcess":false,"language":"en","position":"left","leadColor":"#146ff8","triggerColor":"#146ff8","triggerRadius":"50%","triggerPositionX":"right","triggerPositionY":"bottom","triggerIcon":"people","triggerSize":"medium","triggerOffsetX":20,"triggerOffsetY":20,"mobile":{"triggerSize":"small","triggerPositionX":"right","triggerPositionY":"bottom","triggerOffsetX":10,"triggerOffsetY":10,"triggerRadius":"50%"}}