intelligence and Market reports. The Vitamin D Market size is estimated to be valued at USD 1.3 billion in 2022 and is projected to reach USD 1.9 billion by 2027, recording a CAGR of 7.1% during the forecast period in terms of value. The vitamin D market in escalating with the increase in consumption and demand of feed around the world. Moreover, the feed industry is observing an increasing trend in need for improved feed products, that strengthens the requirement for nutritional additives.