Wheat bran is a by-product of flour milling, consisting of grain hulls (peripheral layers) and particles of the aleurone layer. Fiber content 8–11%, protein 14–16%, starch 20–25%. Feed bran is a cheap source of fiber and energy in the diets of cattle, pigs, and horses. It regulates gastrointestinal tract peristalsis. 100 kg contains 70–80 feed units. GOST 7169-2017. Packaging: bulk (loose), bags 25–50 kg, granulated (pelleted) — convenient for transportation. Bran is rich in fiber, B vitamins, minerals (iron, magnesium, phosphorus, potassium). Dietary fibers normalize peristalsis, reduce cholesterol levels, and slow glucose absorption. Feed bran is for livestock; food-grade bran is for the health food segment. Storage: dry, ventilated warehouses, pest protection. Shelf life: feed — 2–3 months (loose), 4–6 months (granulated); food-grade — 6–12 months. Packaging: loose, granulated, bags 25–50 kg, packages 250–500 g (food-grade). Documentation: veterinary certificate (feed), declaration TR TS 021/2011 (food-grade). Storage: dry, ventilated warehouses, temperature and humidity control. Products undergo incoming quality control for each batch. Test reports from accredited laboratories.