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Smooth Shampoo on white background.
Smooth Shampoo swatch.
Smooth Shampoo and Smooth Conditioner on yuzu background.

Perfect Smooth Shampoo


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.

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

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Perfect Smooth Shampoo

Key Ingredients

Work to support a balanced and healthy scalp.

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

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

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.

Tame unruly strands starting at the roots. 

Get your scalp microbiome and hair back in healthy harmony with an infusion of long-lasting moisture from an exotic blend of antioxidant-rich oils, Japanese superfoods, and plant extracts. Designed to fight frizz and bring serenity to strands. 

11.5 FL OZ / 340ml 

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


Tame unruly strands

Lather into wet hair and rinse.

Follow with your favorite NatureLab TOKYO conditioner.

Frequently Asked Questions

What's in the Smooth 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

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.