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Vitamin B12 is essential for red blood cell production and proper nervous system function

A large proportion come from China, where imports of hormone and peptide compounds have increased dramatically: US customs data shows they hit $328m in the first three-quarters of 2025, up from $164m in the same period the previous year, the New York Times reported

This is the best form of B12, native to the body, and its what we recommend to all patients with absorption issues especially those with neuropathy or pernicious anemia

Precautions General Precautions: Vitamin B 12 deficiency that is allowed to progress for longer than 3 months may produce permanent degenerative lesions of the spinal cord