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It also plays a critical role in brain function, metabolism, and nerve regeneration

Read professional profile Dr Veronika Matutyte Medical doctor with training and professional experience in gerontology and healthcare management across clinical and hospital settings

What we care about most, though, are interventional studies, where people are randomized to B12 so we can see what happens

Those considering these treatments should discuss them with their GP, particularly if they have existing medical conditions or take regular medications

Use of these products + formulas should not be used in place of treatments recommended by your qualified healthcare practitioner