Free shipping in France from 50€ of purchase


  • Where are your products made?

Our products are made in France, near Versailles.

  • Are Dunum's products natural?

Our formulas contain 99% natural ingredients and are certified Cosmos Organic by Cosmécert. They therefore do not contain any controversial substances.

  • Are Dunum's products vegan and cruelty-free?

Our formulas are suitable for vegans and cruelty-free, indeed animal testing is prohibited on ingredients and finished products, in France and Europe since 2013.

  • Are your products unisex?

Yes, our products are suitable for both women and men.

  • How long can we keep your product?

Our products have a shelf life of 6 months, after opening. The most important thing is not to put them in contact with water.

  • My shampoo does not lather, what should I do?

In the shower, after getting your hair and hands wet, pour the equivalent of a teaspoon into your hands and apply the powder to your scalp and lather. You can also lather the shampoo first in your hands and then apply it to your scalp.

The amount of powder should be adapted according to the length of your hair or the amount of foam you want.

  • How much shampoo can I do with one refill?

You can do between 30 and 40 shampoos, it will depend on the length of your hair and the frequency of use.

  • Can I travel by plane with my shampoo?

Yes, even if the capacity of the bottle exceeds 100ml, as the product is not liquid, it is quite possible to take it in your cabin suitcase.

  • Is your shampoo suitable for my hair?

It's formulated for all hair types, so it should satisfy the whole family.


  • In which countries do you deliver?

We currently deliver in France, Germany, Belgium and the Netherlands

  • What are the delivery methods?

We have chosen the services of La Poste and Mondial Relay.

Depending on the choice of carrier and the country of delivery, you can select home delivery or delivery to a pickup point.

For refills, we have chosen the classic mail service of La Poste, the world's leading cardone-neutral operator.

  • What are the delivery times?

The ledtimes announced by the carriers are (to which must be added 24 to 48 hours of package preparation time):

LA POSTE COLISSIMO - delivery in France : 48h

LA POSTE COLISSIMO - delivery in Europe : 3 to 5 days

MONDIAL RELAY - delivery in France or Belgium: 3 days

MONDIAL RELAY - delivery in the Netherlands : 5 days