Vitamin, amino acid market volatility concerns US feed industry.

The article focuses on the volatility in the U.S. animal feed industry's supply and pricing of vitamins and amino acids, driven by global disruptions, geopolitical tensions, and environmental regulations, particularly those affecting production in China. It highlights the concerns about the industry's dependence on a few suppliers and the impact on animal health and feed efficiency, and discusses the introduction of the Securing American Agriculture Act.