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🍏 Vegan product 🍏
No animal-derived ingredients.
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🐰 Cruelty-free 🐰
Formulated in compliance with European regulations.
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🌱 Paper packaging 🌱
FSC-certified, 100% recycled, and printed in France.
🌿 Why choose Neptune?
Tired of plastic bottles, harsh ingredients, and dull hair? Neptune is simplicity done right: a universal solid shampoo enriched with spirulina, designed to leave your hair clean, soft, and balanced — whatever your hair type.
✔️ Suitable for all hair types
✔️ Perfect for the whole family, including children
🌊 The benefits of spirulina for hair
- Helps strengthen the hair fiber
- Supports healthy hair growth
- Adds shine and vitality
- Naturally rich in proteins, iron, and antioxidants
🧼 Handcrafted production
- Handmade in our workshop
- Hand-wrapped in FSC-certified, 100% recycled and recyclable paper
- Zero plastic, nothing unnecessary
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📦 Free shipping 📦
from €55 within European Union
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🫶 Handmade 🫶
in our workshop in Provence
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🎁 A gift 🎁
included with every order
We are here to answer your questions
Is this solid shampoo sulfate-free?
Yes, our solid shampoo is formulated without harsh sulfates, making it gentle and non-irritating for both the scalp and hair.
Why choose a sulfate-free shampoo?
Sulfates can often lead to dryness. Choosing a sulfate-free shampoo helps maintain the natural balance of your scalp and hair while reducing the risk of irritation.
Is this shampoo suitable for color-treated hair?
Absolutely. This solid shampoo is gentle and helps protect color while providing extra care for dry and treated hair.
How often should I use it?
We recommend using the solid shampoo 2 to 3 times per week to help maintain healthy, balanced hair.
How long does a solid shampoo last?
One solid shampoo bar typically lasts as long as two to three bottles of liquid shampoo, depending on how often you use it.