Vitamin  B12

(Cobalamin)

WATER

SOLUBLE

 RDI UNIT
/DAY
MALE - ADULT - 19 to 50 Years 2.4 μg
FEMALE - ADULT - 19 to 50 Years  2.4 μg
PREGNANCY - Trimester 1 - 18 and Under  2.6 μg
PREGNANCY - Trimester 1 - 19 and Over  2.6 μg
PREGNANCY - Trimester 2 - 18 and Under  2.6 μg
PREGNANCY - Trimester 2 - 19 and Over  2.6 μg
PREGNANCY - Trimester 3 - 18 and Under  2.6 μg
PREGNANCY - Trimester 3 -  19 and Over  2.6 μg
LACTATING - 18 and Under 2.8 μg
LACTATING - 19 and Over  2.8 μg
MALE - INFANTS - 0 to 6 Months  0.4 μg
FEMALE - INFANTS - 0 to 6 Months 0.4 μg
MALE - INFANTS - 7 to 12 Months 0.5 μg
FEMALE - INFANTS - 7 to 12 Months  0.5 μg
MALE - INFANTS - 1 to 3 Years  0.9 μg
FEMALE - INFANTS - 1 to 3 Years  0.9 μg
MALE - CHILDREN - 4 to 8 Years  1.2 μg
FEMALE - CHILDREN - 4 to 8 Years  1.2 μg
MALE - CHILDREN - 9 to 13 Years  1.8 μg
FEMALE - CHILDREN - 9 to 13 Years  1.8 μg
MALE - ADOLESCENTS - 14 - 18 Years  2.4 μg
FEMALE - ADOLESCENTS - 14 - 18 Years  2.4 μg
MALE - ELDERLY - Over 50  2.4 μg
FEMALE - ELDERLY - Over 50  2.4 μg

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FATS, OILS & SWEETS

MILK, YOGURT & CHEESE GROUP

MEAT, POULTRY, FISH, DRY BEANS, & NUTS GROUP

VEGETABLE GROUP

FRUIT GROUP

 

BREAD, CEREAL, RICE, & PASTA GROUP
Use sparingly 2-3 Servings 2-3 Servings 3-5 Servings 2-4 Servings 6-11 Servings
SOURCES
LIVER
KIDNEYS
RED MEAT
FISH
EGGS
MILK
FUNCTIONS
FORMATION OF NUCLEOPROTEINS
FORMATION OF PROTEINS
FORMATION OF RED BLOOD CELLS
OF THE NERVOUS SYSTEM
CHEST PAINS
HANGOVER
PHOTODERMATITIS
SPEAKING DISORDERS
TONGUE PAIN
VISION PROBLEMS
AT RISK
VEGETARIANS NEED TO SUPPLEMENT B12

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DEFICIENCY SYMPTOMS
PERNICIOUS ANEMIA
FAULTY MYELIN (NERVE SHEATH) SYNTHESIS
LOSS OF EPITHELIUM (MEMBRANE LINING) OF THE INTESTINAL TRACT
NEUROLOGICAL DISORDERS
TOXICITY SYMPTOMS
NONE REPORTED

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Last Update: June 10, 2005