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It is critical for calcium and phosphate regulation, musculoskeletal health, immune modulation, and neurological function

B12 injections can help support nerve function and may reduce symptoms of neuropathy

Its what separates practitioners who build lasting client trust from those who dont

Last reviewed: May 30, 2026 Last updated: May 30, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations

Recommended treatment protocol: 1000-2000 mcg of B12 given through injections or under the skin, at first daily or weekly

Results depend on consistency, lifestyle factors, and individual metabolism