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Enhances collagen synthesis and skin smoothness
Common causes of B12 deficiency include: vegan or vegetarian diet, age 50+, acid reflux medication (PPIs), digestive disorders, birth control use, heavy alcohol intake, and celiac disease
Each of these protocols has its merits, and the 'best' one often depends on the specific goals of the research study and logistical constraints
The nominations had been withdrawn, so FDA removed the substances from the category for items under active evaluation
RS: Methodology, Writing review & editing
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