When you swallow a pill or eat a bagged salad, you trust that someone else ensured its safety. That trust is the foundation of product liability law. In contaminated food or medicine cases, you do not need to prove carelessness. The law asks only whether the product was defective and whether that defect caused your injury. This is strict liability. This rule exists because companies, not consumers, control how products are made.

A product is defective if it is contaminated. A pill tainted with a toxic chemical is defective. A salad carrying E. coli is defective. The defect does not have to be intentional or negligent. It just has to be unreasonably dangerous. Contamination always is unreasonably dangerous because no one expects poison in their medicine or bacteria in their food. The law does not require you to know the exact chemical or bacteria that hurt you.

For food, strict liability allows you to sue the restaurant, grocery store, or manufacturer. You do not need to show they cooked the chicken too slowly or stored the milk too warm. If the food made you sick, it was defective. The classic example is salmonella in poultry. Even perfectly cooked chicken can be contaminated. The consumer who gets sick has a clear case. Your medical records and receipts are enough to start the process.

Negligence is a separate legal theory. It requires showing the company failed to act with reasonable care. For instance, a meat processor ignores a warning about a sick cow and skips testing. That is negligence. You must prove the company knew or should have known about the risk. This demands evidence like emails, safety reports, or former employee testimony. Negligence cases are harder to win, but they can lead to higher damages.

Breach of warranty is another option. A warranty is a legal promise. When you buy baby food, the label promises it is safe. If the jar contains botulism, the company broke that promise. Even without a label, the law implies a warranty of merchantability. The product must be fit for its ordinary purpose. Food that poisons you is not fit. This warranty applies to every product.

Medicine cases involve higher stakes because users are already sick. A contaminated chemotherapy drug can kill a patient with a weak immune system. The law holds drug makers to a high standard. They must test every batch and follow strict protocols. If a drug is contaminated, the manufacturer is strictly liable. A warning label does not excuse a defect that should never exist. Doctors can be sued if they prescribed a drug they knew was contaminated.

You can name multiple defendants in a lawsuit. Contamination can happen anywhere in the supply chain. The manufacturer, distributor, or pharmacy may be at fault. The court decides who is responsible. Your burden is simple: prove the product was contaminated and that it caused your illness. Then recover from any legally linked defendant. You do not need to identify every party to start a claim.

A recall is powerful evidence. When the FDA recalls a drug or food for contamination, that is official confirmation of a defect. You do not need to prove the contamination yourself. The recall report lists the problem and affected batches. Your lawyer will use it to show the defect and the company’s knowledge. A recall does not protect the company. It strengthens your case. Keep product and packaging as evidence.

You can sue the store where you bought the product. The store did not make it, but sellers are strictly liable too. The store is the last link between you and the product. They have a chance to inspect and reject suspicious goods. If they sell contaminated items, they share responsibility. They can later sue the manufacturer to recover their losses. This is called seller liability, and it is a common part of these lawsuits.

The key point is that you do not need to prove malice or carelessness. Contamination itself is enough. This low bar encourages safety and ensures victims get compensation. If a contaminated product made you sick, the law is on your side. Do not wait long, because laws limit how much time you have.