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Description
If symptoms suggest deficiency but serum B12 looks normal, ask for a methylmalonic acid (MMA) test it detects cellular deficiency earlier
Vitacheck Vitamin B12 1000mcg Details
If you're looking for a quick fix, this isn't it
The first is a glutamine-cleaving enzyme featuring an internal peptide inhibitor that is removed when exposed to acidic pH, triggering the enzymatic reaction
