Table 9 Description of food fraud types in meat foods.

From: Meat food fraud risk in Chinese markets 2012–2021

Fraud types

Descriptions

Example

Mislabeling/misbranding

Including labels inconsistent with product information, undeclared food additives, and missing labels

Missing packaging information;

changing the packaging label or scan the barcode of the expired meat to the market;

unlabeled bulk meat products;

selling cooked food without removing the weight of the box

Artificial enhancement

Adding unapproved food additives, non-edible substances, prohibited veterinary drugs, and industrial substances to artificially enhance product quality or other attributes.

Prohibited veterinary drug metronidazole was detected in chicken meat sold at agricultural markets;

adding food additives carmine pigment, nitrite, or non-edible substances Auramine O to the braised meat products;

pork and trotter processing using industrial rosin and hydrogen peroxide

Counterfeiting (IPR)

Unauthorized parties fraudulently label products as brands or imitate other origins.

Counterfeiting brand roast duck with ordinary products;

counterfeiting meat products from other origins

Substitution

Substituting the original animal components of food with spoiled, untested, unclean animal meat or other animal-derived or plant-derived components.

Substituting ordinary or better pork and processed meat preparations with expired, smuggled, dead livestock and poultry meat;

substituting pork and duck for more expensive beef and mutton;

using corn starch instead of beef to process meat products

Dilution

Increasing the overall weight or volume of the product by adding water to the meat.

Injecting water in cattle to increase beef weight during transit link or at slaughterhouses

Illegal imports

Imported food has no official inspection and quarantine certificate, approval certificate, or origin certificate, has not obtained inspection and quarantine access, or the goods do not conform to the certificate.

Pork, trotter, and pig kidney without official quarantine and origin certificate;

smuggled beef and chicken feet

Certificate fraud

Forging the inspection and quarantine certificates of meat products.

Forging pig quarantine certificate

Other

Foreign objects and other conditions

Presence of other foreign objects that affect weight, such as sand