Legal terms

1- Editor
The Yon-Ka Paris site (hereinafter referred to as the "Site") is an e-commerce site accessible via the Internet at It is open to any user of this network (hereinafter referred to as "User") and is the only official site of the brand YON-KA®, it is the property of the company MULTALER & CIE (hereinafter "MULTALER & CIE")
It is edited by:
Laboratoires Multalers & Cie (hereinafter referred to as "Yon-Ka")
Simplified Joint Stock Company | Share capital: € 649,276 | RCS Nanterre 552 022 824
Registered office: 1 rue Ambroise Croizat 95100 Argenteuil - France
Email: Contact form
VAT number: FR 94552022824
Publishing Director: Yon-Ka, in his capacity as Chief Executive Officer represented by Ms. Françoise Muhlethaler.
2- Host
The website is hosted by the company by the company COGECO PEER 1 FRANCE whose head office is:
COGECO PEER 1 FRANCE | Share capital: € 637,584 | RCS: 749 865 820
Head office: Green Side, 400 avenue Roumanille - 06410 BIOT - France
Tel: +33 (0) 805 210 280
Email: Contact form

3- Intellectual property
In accordance with the laws governing the ownership of literary and artistic rights or other similar rights, this Site and all elements, marks, drawings, models, photographs, texts, illustrations, logos, animated sequences or not, sound or not, graphics etc. on this site and their compilation are the exclusive property of Yon-Ka, which does not grant any license or any other right other than to consult the Site. The reproduction or use of all or part of these elements is only authorized for the sole purpose of information for personal and private use, any reproduction and any use of copies made for other purposes being expressly prohibited. Neither the Website (in whole or in part), nor its content, nor the marks may be used, reproduced, duplicated, copied, sold, resold, made accessible, modified or otherwise exploited, in whole or in part, for any purpose whatsoever except with the prior written permission of Yon-Ka.
Any other use is constitutive of counterfeit.
4- Responsibilities
Laboratoires Multaler & Cie will make best efforts to ensure the reliability, accuracy and up-to-date information provided on this site, however, Yon-Ka: does not guarantee in any way the accuracy or completeness of the information provided. provision on this site; and more generally for all damages, direct or indirect, whatever the causes, origins, natures or consequences, caused by the access of anyone to the site or the impossibility to access it, as well as the use of the site and / or credit granted to any information directly or indirectly from the latter.
Yon-Ka reserves the right to modify or correct the content of documents published on its site at any time without notice.

5- Links
The creation of hypertext links to the site can only be done with the express written authorization of Yon-Ka. Yon-Ka disclaims all liability for the content, advertising, products or services available on or from sites linked by a hypertext link to its site.
6- Cookies
"Cookies" are alphanumeric identifiers stored on your computer, your mobile phone or your digital tablet, through your Internet browser, to recognize your browser and offer you personalized services
We use cookies for the purposes of browsing our website, in order to remember your preferences, give you a better customer experience and optimize our website by providing content tailored to your needs.
We use cookies to:
• Log in when you log in to our website.
• Determine the settings of your Internet browser (browser used, installed plug-ins, etc.).
• Remember your shopping cart and purchase options.
• Know the products you are looking at and buying to provide you with tailored suggestions. We do not collect personal data but only statistical data to optimize our website.
When you browse, you may notice that some content comes from other websites. We also offer you the opportunity to share information through social networks such as Facebook. Yon-Ka does not control cookies from third party sites and we suggest that you visit these sites directly for more information on their cookies and their settings.
We inform you that you can oppose the registration of "cookies" by configuring your browser as follows:

- For Mozilla Firefox

  • 1. Choose the "tool" menu then "Options"
  • 2. Click on the "privacy" icon
  • 3. Locate the "cookie" menu and select the options that suit you

For Microsoft Internet Explorer 6.0:

  • 1. Choose the "Tools" (or "Tools") menu, then "Internet Options" (or "Internet Options").
  • 2. Click on the "Privacy" (or "Confidentiality") tab
  • 3. Select the desired level using the slider.

For Microsoft Internet Explorer 5:

  • 1. Choose the "Tools" (or "Tools") menu, then "Internet Options" (or "Internet Options").
  • 2. Click on the "Privacy" tab
  • 3. Customize the level "using the slider

For Netscape 6.X and 7. X:

  • 1. Choose the "Edit" menu then "Preferences"
  • 2. Confidentiality and Security
  • 3. Cookies

For Opera 6.0 and beyond:

  • 1. Choose the menu "File" then "Preferences"
  • 2. Privacy
  • 3. Cookies

7- Personal data

Yon-Ka undertakes to preserve the confidentiality of any personal information provided online by the user. The information collected is subject to computer processing for sending a newsletter and / or management of the order of the Buyer. The recipients of the data are Yon-Ka and its providers. The user has the right to access, rectify, oppose and delete personal information about him from Yon-Ka by sending an e-mail to
Newsletter data is hosted by: Mailchimp

The site is declared to the CNIL and is subject to French law. The French courts are the only ones competent to know any dispute relating to the access or the use of the Site.