Foods High in Vitamin B12 Animal Sources Mussels 18 mcg / 2.5 oz (75g) Clams 15 mcg / 2.5 oz (75g) Mackerel 13 mcg / 2.5 oz (75g) Crab (Alaska King) 9 mcg / 2.5 oz (75g) Sardines 7 mcg / 2.5 oz (75g) Trout 6 mcg / 2.5 oz (75g) Salmon 4 mcg / 2.5 oz (75g) Tuna (light) 2 mcg / 2.5 oz (75g) Beef 2 mcg / 2.5 oz (75g) Cheese 1 mcg / 1.5oz (50g) Egg 1 mcg / 1 egg Poultry (Chicken, Turkey) 0.5 mcg / 2.5 oz (75g) Pork 0.5 mcg / 2.5 oz (75g) Milk 0.5 mcg / 1 cup (250mL) Yogurt 0.5 mcg / cup (175mL) Plant-Based (Fortified) Sources Fortified non-dairy beverage 1 mcg / 1 cup (250mL) Fortified Nutritional Yeast 4 mcg / 1 Tbsp Fortified Breakfast Cereal 1 mcg / 1 cup Access all of DSCs ready-to-use client-facing handouts as a DSC member, including Common Food Sources of Vitamin B12
Methylcobalamin and hydroxocobalamin are generally preferred over cyanocobalamin for athletes due to better retention and utilization
When added to a wellness plan, it can: Improve skin texture and elasticity Regulate sleep patterns Support long-term cellular health and aging For those who want to look and feel younger , the inclusion of NAD+ provides significant long-term benefits
In cats, deficiencies are often linked to gastrointestinal disease, especially inflammatory bowel disease and lymphoma
Vitamin B12 influences red blood cell production and improves carbohydrate and protein utilisation
Once the alcohol is absorbed into the bloodstream, food has a minimal long-term effect on BAC levels