The prawns originate from Thailand and the recall was due to "potential microbial contamination". Food Standards Australia listed the food safety hazard as "products with potential microbial contamination may cause illness if consumed." The Woolworths-branded cocktail prawns are were purchased at Woolworths stores in VIC, SA, NT and WA and at Woolworths Metro stores in VIC. "Any consumers concerned about their health should seek medical advice and should return the product to the place of purchase for a full refund," Food Standards website recommended. It is the third product recall for the supermarket giant this month, following Macro Almond, Brazil and Cashew Spread 250g and Hasbro Nerf Micro Shots Hammershot Assorted.