Refund Policy

Refund Policy

All products Except From FourPercent Group

iYannis™ offers a Risk Free 100% satisfaction guarantee.
If at any time you are unsatisfied with our product, you may return any open or unopened product, within thirty (30) days, (or within the limit time that is mentioned from the manufacture in the description of the product), for a full refund of the purchasing cost, according the refund policy of the manufacturers , excluding for some products the shipping & handling costs. For the AN-PEMF-01 & 02 the non refundable amounts are €38 euros per returned unit for the AN-PEMF-01 and €58 euros per returned unit for the AN-PEMF-02. 

Please follow the following steps to receive the requested refund:

– Contact customer support for Return Authorization  Number (RMA#) and return address, or special instructions depending the product..

– Place your RMA# inside the package along with your name and address.

– Ship the product back to us.

– After the reception and inspection of the products and RMA number we will issue the refund. Note that depending your location and the shipping time it may take from few days to few weeks to receive your parcel.

  • Shipping cost required for your return of the product are not refundable from us. That amount can not be claimed.

If you have any questions, please feel free to contact customer support ( We are always happy to help.
*Please remember to email customer service to get your return number (RMA number). Packages must be returned with in 10 days and include the RMA number given from the customer service email communication.

Four Percent Group

Our products from The Four Percent Group following the official refund policy from the group.Currently, it is as follows, but you check always the latest updated version here.The Four Percent Group Refund PolicyThe “FourPercent Group” is committed to providing each customer with exceptional service. We want you to feel comfortable about transacting business with us. Due to the nature of our business and the accessibility of our products immediately upon purchase, there is a generous 30 days full refund policy, which begins on the date of purchase.If you are not completely satisfied with the product you have paid for, you may contact within 30 days of the purchase and we will issue you a full refund right away. No questions asked!

MitoHQ Products

According the refund policy from their side as mentioned in their website.