FMI opines the yeast-derived vitamin B12 methylcobalamin market was valued at USD 90 million in 2025, increased to USD 98 million in 2026, and is projected to reach USD 232 million by 2036, reflecting a 9.0% CAGR during 2026 to 2036. By segment, food/dietary supplement grade leads the grade category with a 62% share in 2026, while dietary supplements dominate the application segment with a 68% share in 2026.