Woolworths has warned customers against buying up rare Ooshies collectibles with the intention of making a profit through resale.

The supermarket giant says, the collectible toys were created for, customers and families to enjoy rather than for commercial trading.

Some rare Ooshies have become popular with collectors, creating strong demand online.

And also, the popularity of Ooshies has also led to online auctions and trading, as fans try to complete their collections

Woolworths is encouraging customers to swap duplicate items with friends and other collectors instead of turning the promotion into a resale market.

The company says the focus remains on creating a fun experience for families and collectors across Australia.

Furthermore, the Ooshies trend shows how special supermarket promotions can quickly turn into popular collectibles.