产品（Product），是用来满足人们需求和欲望的物体或无形的载体。

消费者购买的不只是产品的实体，还包括产品的核心利益（即向消费者提供的基本效用和利益）。产品的实体称为一般产品，即产品的基本形式，只有依附于产品实体，产品的核心利益才能实现。期望产品是消费者采购产品时期望的一系列属性和条件。附加产品是产品的第四层次，即产品包含的附加服务和利益。产品的第五层次是潜在产品，潜在产品预示着该产品最终可能的所有增加和改变。

在供应链上，上游工厂的产品是下游工厂的生产原料或耗材，例如塑胶粒、纸皮盒、玻璃镜片、电脑中央处理器、油漆、火水等。

In marketing, a product is anything that can be offered to a market that might satisfy a want or need. In retailing, products are called merchandise. In manufacturing, products are bought as raw materials and sold as finished goods. Commodities are usually raw materials such as metals and agricultural products, but a commodity can also be anything widely available in the open market. In project management, products are the formal definition of the project deliverables that make up or contribute to delivering the objectives of the project. In insurance, the policies are considered products offered for sale by the insurance company that created the contract.