Hair follicles operate on 812 week growth cycles, so follicles stimulated during week 4 of treatment wont produce visible length until week 1216
Compared to placebo, B-vitamin supplementation in these older subjects also improved a measure of executive function, a secondary outcome of the trial (93)
I cannot say enough good things about Vita, their products or their personalized care
The relationship between B12 and bowel changes is typically indirect, relating more to the supplement formulation, excipients (inactive ingredients), or underlying health conditions rather than the vitamin itself
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