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Vitamin B12

Water-soluble vitamin essential for red blood cell formation, neurological function, and DNA synthesis.

Mineral or nutrientUpdated Feb 16, 2026
Health score+2.0
-5Good5

Water guidelines

Legal limit
Not specified
Health guideline
Not specified

Food and supplement guidelines

Legal limit
Not specified
Health guideline
Not specified

Risks

Rare hypersensitivity or allergy, especially in injectable or high-dose forms

Benefits

Supports hematopoiesis, neurological health, and DNA synthesis

References

Waters containing Vitamin B12

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