Last updated on Oct 16, 2025
Pregnant women: 2.6 micrograms (mcg) per day Breastfeeding women: 2.8 mcg per day Nonpregnant women: 2.4 mcg per day Best foods with vitamin B12 during pregnancy Vitamin B12 is only naturally found in animal products, like fish, meat, poultry, eggs, and dairy
Methylcobalamin : A naturally occurring, active form of B12 used in some injections
GIP receptor activation in the hypothalamus reduces food intake through mechanisms that are distinct from and complementary to GLP-1 pathways
Peripheral vascular thrombosis: Increased risk of clotting in individuals with elevated levels
If you experience these symptoms, blood testing can confirm whether B12 deficiency is the cause