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A small serving can provide more than enough vitamin B12 for a day
Some studies have reported a difference between days of over 100 pmol/l Serum B12 concentrations may be influenced by specific changes in our genetic material, our DNA
The preservative should be effective at your formulation pH and should not interact negatively with the peptide
Bacteriostatic Water contains 0.9% benzyl alcohol preservative enabling multi-use vial access over up to 28 days and Sterile Water for Injection contains no preservative and must be used immediately upon vial entry or discarded
(Source 4) When you stop taking glutathione supplements, you may not notice anything immediately, but your glutathione levels will return to baseline
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