Simply Good Foods, a US-based manufacturer and distributor of nutritional foods and snacks, has announced the acquisition of Only What You Need (OWYN), a 100% plant-based ready-to-drink protein shake brand and portfolio company of Purchase Capital. Headquartered in New York and founded in 2017, OWYN is described as a leading shake brand offering products that are high in protein but low in sugars and other carbohydrates. The company’s product range is …