Oat Protein is a plant-based protein derived from oats (Avena sativa), a widely cultivated cereal grain. It is typically extracted through processes like enzymatic hydrolysis or wet milling, resulting in a powder that is rich in amino acids, though it is considered an incomplete protein as it lacks some essential amino acids, which can be complemented by combining with other plant proteins. This protein is also a good source of dietary fiber, particularly beta-glucan, and contains beneficial compounds such as antioxidants and B vitamins. It has a mild, slightly nutty flavor, making it easy to integrate into various recipes without overpowering other tastes, and is often preferred for its hypoallergenic properties compared to some other protein sources.

Oat Protein is extensively used in the food industry as a functional ingredient and a plant-based protein supplement. It is added to plant-based milks, yogurt alternatives, and vegan cheeses to improve their protein content and texture, contributing to a creamy consistency. In bakery products like bread, muffins, and cookies, it acts as a binder and enhances the nutritional profile by increasing protein and fiber levels. In the sports nutrition sector, it is a key component of vegan protein powders and energy bars, offering a sustainable protein source for athletes and fitness enthusiasts. Additionally, it finds use in baby food and nutritional supplements for its easy digestibility, making it suitable for individuals with sensitive stomachs or those following restricted diets.