Global Feed Grade Astaxanthin market size was valued at USD 352.1 million in 2025 and is projected to reach USD 716.8 million by 2034, exhibiting a CAGR of 8.2% during the forecast period. Feed Grade Astaxanthin is a potent carotenoid pigment primarily used as a feed additive to enhance the coloration, health, and vitality of aquatic species, poultry, and pets. This high-value ingredient,...