Main Street Ingredients, LLC develops, manufactures, and distributes functional food ingredients for dairy, nutritional, and food industries in North America. It offers dairy ingredients, such as buttermilk, lactose, milk proteins, whole milk, whey, whey proteins, nonfat dry milk, and casein and caseinates. The company also provides non-dairy proteins, including wheat gluten, wheat protein isolates, soy protein concentrates, and soy protein isolates. In addition, it offers specialty powders, such as non-dairy creamers, shortening powders, cheese powders, cream powders, cultured buttermilks, yogurt powders, sour cream powders, and whipped topping bases, as well as gums. Further, the company provides sports nutrition products, including smoothie mixes, sports drinks, amino acid fortified drinks, ready-to-drink formulations, and creatine drinks. Furthermore, it offers products for healthy living, such as weight-loss beverages, colon health, fiber and cleanse products, greens, antioxidants, immunity products, non-GMO formulas, and organic formulations.