You have a question? We the answer.

Nobody likes to wait, especially for a support response. While we do our best to always respond within a few minutes, we want to clear up a few questions beforehand.

Frequently Asked Questions

Where is my package?

Please click on the question "Can I get an update on my order status?" in the lower right corner of the chat. and enter your data.

30 days money back guarantee

With the 30-day money-back guarantee, you can try and test our products completely risk-free.

How does the 30-day money-back guarantee work?

It's very simple. You order one of our trial packs, try the products and decide for yourself whether you've got a taste for it or not. If not, the money is returned. So you have no risk and we are sure: you will love fos products. In the unlikely event that you are not convinced of one of our products, we will refund the purchase price.

You can find all the information here.

Where can I get the deposit back?

You can get the deposit wherever you can hand in your returnable bottles.

where can i buy fos
In addition to our online shop, you can get

fos primarily in functional fitness studios and gyms. But fos is already available in selected REWE and EDEKA stores. Your market is not included? Write to us!

Contact us

To get an answer as soon as possible, write to us from 09:00 - 17:00 in the live chat at the bottom right.