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Dietary deficiency of Vitamin B12 can result from poor diets or among strict vegetarians who choose not to consume any animal products

Symptoms of B12 deficiency may include Megaloblastic anemia (large red blood cells with abnormal nuclei) Fatigue Paleness Heart palpitations Dementia Weight loss Infertility Numbness and tingling in hands and feet Depression, mania, delirium, psychosis Poor pregnancy and breastfeeding outcomes (neural tube defects, developmental delays, failure to thrive, anemia in offspring) Low red and white blood cell counts or platelets Glossitis of the tongue Erectile dysfunction or bowel/urinary incontinence Recommended Daily Intake for B12 Recommended Dietary Allowance (RDA) Daily B12 requirements depend on age, sex, and dietary intake (5) Assessing B12 Status Typically serum B12 levels are used to determine vitamin B12 deficiency (keep in mind normal value ranges may vary slightly depending on the laboratory)

Alcohol depletes B vitamins and other nutrients your body uses for energy production and normal recovery

Because tyrosine differs from phenylalanine by a single hydroxyl group, AOD9604 and the unmodified 176-191 sequence are both 16-residue peptides that differ by exactly one oxygen atom 1,815.1 g/mol versus 1,799.1 g/mol

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