The snacking market is the consumer audience for convenience snack foods, typically children and busy professionals, and the commercial arena built around them. It is one of the food industry’s largest and fastest-moving sectors, spanning crisps, bars, nuts, confectionery, and the newer better-for-you snacks. Manufacturers compete on flavour novelty, portability, portion size, and increasingly on health credentials, as shoppers read labels more closely. For public health the snacking market is a battleground: grazing between meals now supplies a large share of daily calories, often from products high in salt, sugar, and fat. Understanding who snacks, when, and why drives both product development and the policies aimed at steering the market healthier.